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Manostar Electronic Low Differential Pressure Measurement System WO81 WO70 NEW Manosys Digital Low Differential Pressure Gage EMD8 DIN 48 × 24 Panel installation type RoHS compliant ・UL standards and EU directive conformity FR51A MS30 ・It is easy to install equipment by RITS connector and snap-in to panel. ・High performance diaphragm and differential inductance method adopted as displacemant sensor ・10 variations of pressure range (including two ranges of zero point center range) ・Fine visibility of red LED of 12 mm in height MS61A MS65 ・Variety of function is loaded moving average filter, display of max., min. value memory and comparison output, and so on. ・The function of sign inveting is available mesuring negative pressure. (It can be displayed minus quantity.) EB3C EMD8 EMD7 EMT6 EMT1 EMD8 EMTGP1 * The electric connector wiring side is not attachment for an instrument. When you need it, use the optional 5P RITS Connector. (refer to p.48) EMT1H EMP5 EMA3 EMRT1 HWS15 Combination of Manosys Accessories Application Cautions for use Maintenance <Example of main use field> Manufacturing machine parts of semiconductors Measuring negative pressure in bag filter and differential pressure in air conditioners Monitoring of pressure loss in filters Production lines of precision machine Air conditioning control system of factory Medical equipments <Example of use> Measuring inner pressure of indoor equipments Detector of a pressure loss in an air filter Detector of a pressure loss in a bag filter Measuring of dynamic pressure in a ventilator and an exhauster Measuring the inside pressure of clean rooms *(refer to p.93) 41 Product code E M D 8 Pressure range code N 1 5 D 100 (example) Pressure range Unit Electric connector Analog output Comparison output ◆If you order or ask, please specify the product code and the pressure range code. Max. value of scale D E Pa 5 5P 1 4 4~20 mA N P NPN transistor kPa 1~5 V PNP transistor EMD8 WO81 Specification Types EMD8 Pressure Units Pa, kPa Power supply voltage Pressure measuring method Measuring differential pressure Max. current consumption Gas to be measured Air or non-corrosive gas (not liquid) Pressure receiving element Diaphragm (silicone rubber) Standard installation position Medium and ambient temperature Ambient humidity Withstanding pressure of instrument body Withstanding pressure of receiving element Material of the outer case Conversion method of electric signal Display On vertical wall only 0 to + 60 ℃ (no freezing) 12 to 24 V DC ± 10 % (with a ripple 10 % or less) 1. EMD8N (Comparison output NPN transistor type) Total consumption : 100 mA(Only internal consumption) 2. EMD8P(Comparison output PNP transistor type) Internal consumption : 100 mA Total consumption : 300 mA (include comparison output load current 100 mA × 2) 35 to 85 % RH (no dewing) 10 kPa (refer to p.104) Polycarbonate Variable inductance Display part Seven segments LED red 3 ・1 / 2 digits Accuracy ± 1.5 % FS ± 1 digit (at 20 ℃ ) Temparature characterstics ± 0.15 % FS/℃ (zero + span) Installation category Standard IEC60664 level Ⅱ (However, it is necessary to connect this instrument with the secondary side of the safety insulation transformer such as DC switching power supplies.) Ambient altitude Altitude up to 2000 m Output type 1. EMD8 □ 1 4 to 20 mA (single pressure: 0 to FS pressure , ± : - 50 to + 50 % FS pressure) Load resistance 0 to 250 Ω 2. EMD8 □ 4 1 to 5 V (single puressure: 0 to FS pressure , ± : - 50 to + 50 % FS pressure) Load resistance 10 k Ωor more D 500 D 1000 E 2 E 3 E 5 D +- 50 D +-100 0 ~ 100 Pa 0 ~ 200 Pa 0 ~ 300 Pa 0 ~ 500 Pa 0 ~ 1000 Pa 0~ 2 kPa 0~ 3 kPa 0~ 5 kPa - 50 ~ + 50 Pa -100 ~ +100 Pa LED displays 0.0 ~ 100.0 0 ~ 200 0 ~ 300 0 ~ 500 0 ~ 1000 0.00 ~ 2.00 0.00 ~ 3.00 MS65 EB3C Protection degree Standard IEC60529 IP-code IP 40 Pollution degree Standard IEC60664 degree 2 Comparison output Setting method Push type of digital setting (When you can not install in dry and well-kept clean locations, Output display Red LED × 2 this equipment must be enclosed in box of min IP54.) Output type Withstanding vibration 5 to 10 Hz Amplitude : 10 ㎜ , 1. EMD8N 10 to 50 Hz Acceleration : 39 m/s2 NPN transistor open collector Two channels (each two hours on triaxial directions) Max. load current 100 mA or less (respectively) Withstanding impact 100 m/s2 (each six times on triaxial directions) Max. applied voltage 30 V DC or less Output saturation voltage 1 V DC or less (at load current 100 mA) Applicable piping Vinyl, plastic or rubber tube (I.D. 4) 2. EMD8P Piping tube tap polarity Pressure side mark indicated on the polarity piping tube tap PNP transistor open collector Two channels that high side is H and low side is L. Max. load current 100 mA or less (respectively) Electric connector 5P RITS Connector (Tyco) Max. applied voltage 30 V DC or less Use exclusive accessory on the connector wiring side. (refer Output saturation voltage 2 V DC or less (at load current 100 mA) to p.48) Analog output Accuracy ± 1.5 % FS (at 20℃ ) Mass Approximately 60 g Temperature characteristic ± 0.15 % FS/℃ (zero + span) D 100 D 200 D 300 MS30 MS61A Withstand voltage Between each terminal and case 500 V AC 50 / 60 Hz, for one minute 10 kPa (refer to p.104) Rated pressure ranges FR51A Insulation resistance Between each terminal and case 10 MΩ or more (500 V DC megger) Zero adjustment Push type auto zero (Both display scale and analog output adjust zero point at the same time) Pressure range codes WO70 EMD8 EMD7 EMT6 EMT1 EMTGP1 EMT1H EMP5 Comparison output Analog outoput EMA3 NPN transistor or PNP transistor 4 to 20 mA or 1 to 5 V 0.00 ~ 5.00 -50.0 ~ 50.0 - 100 ~ 100 Conformed standards 1.EU directive This instrument conform EMC directive of EU. The conformed basic request EMC directive standards No.········ EN61326-1 The instrument shall be used with the power adaptor HWS15-24/A(DENSEI-LAMBDA) to satisfy the EMC requirements. Other adaptors may be used, but that such solutions is not guaranteed by the manufacture, since EMC properties are relying on the adaptor configuration. 2. UL standards This instrument is authorized to apply the UL Re as the recog nition part of UL standerds. However, use this instrument following the condition of installation. (1) The applicable request standards ········ UL61010-1 (2) File No.················································· E220685 (3) Condition of installation······················ The instrument shall be powered by a NEC (National Electrical Code) class 2 or a Limited Power Source (LPS) power supply. EMRT1 HWS15 Combination of Manosys Accessories Application Cautions for use Maintenance 42 Manostar Electronic Low differential Pressure Measurement System WO81 Manosys Digital Low differential Pressure Gage EMD8 Outline drawing WO70 (72.5) FR51A 3.5 +0.5 45 0 MS61A CN1-1 Power supply +(12 to 24 V DC) CN1-2 Power supply - (0 V) CN1-3 Analog output CN1-4 Comparison output 1 CN1-5 Comparison output 2 12345 +0.3 22.2 0 MS30 69 57.5 44.5 Panel cut size MS65 5 4 3 EB3C 48 1 Pa MANOSYSEMD8 CN1 (5P RITS connector) 1 2 MODE 22 24 EMD8 2 Name plate LOW HIGH ENT EMD7 High pressure side tube tap Installation panel thickness from 1 to 3 mm Low pressure side tube tap EMT6 EMT1 Main structure EMTGP1 5 10 6 11 7 12 No. EMT1H 8 EMP5 13 9 EMA3 EMRT1 4 1 2 3 Low pressure side tube tap HWS15 Combination of Manosys Accessories Application Cautions for use Maintenance 43 High pressure side tube tap Name 1 Case 2 Base 3 Main flame 4 Diaphragm 5 Coil case 6 Core 7 Spring plate 8 Display circuit board 9 Display film 10 Cover 11 Main circuit board 12 Electric connector circuit board 13 Tube tap EMD8 WO81 Name plate ',*,7$/',))(5(17,$/ 35(6685(*$*( (0'1' ∼ 500 3D 6285&( ∼ 249 P$ 287387P$0D[9'& $1$/2* ∼ 20P$ ',*,7$/',))(5(17,$/ 35(6685(*$*( OUTPUT ANALOG SOURCE - (0'3'- + - ∼ + 1 0 0 3 D 6285&( ∼ 249 P$ 287387P$0D[9'& $1$/2* ∼ 5V OUTPUT ANALOG SOURCE - + 61>>*@@ 61>>*@@ <$0$0272(/(&75,&:25.6&2/7'-$3$1 <$0$0272(/(&75,&:25.6&2/7'-$3$1 Displaying rated pressure range WO70 FR51A MS30 Displaying analog output type EMD8P45 type EMD8N15 type MS61A MS65 Operation panel Comparison output 1 display (red LED) Pressure and mode indicator (3 ・ 1 / 2 digits segment LED) Pa MANOSYSEMD8 EB3C 1 EMD8 2 Comparison output 2 display (red LED) MODE ENT 《Enter》key: Register set value of each mode. By pressing, the display blinks twice to notify registration. 《Mode》Key: To change the mode 《Down》Key: To lower the numerical value of setting value of each mode. One pushing up or down key changes figure one by one and continuous pushing up or down key changes figure continuously. 《Up》key: To raise the numerical value of setting value of each mode. EMD7 EMT6 EMT1 EMTGP1 EMT1H ▼ ▼ ▼ Function of EMD8 ⃝Auto zero adjustment function of push type Pressure display values and analog output are corrected zero point at the same time. ⃝Max. and Min. value memory function Max. and Min. value of pressure can be kept in memory and displayed. ▲ Comparison output function (NPN or PNP transistor output) ⃝ There are two systems that have same function and that operate independently. (Each system has one transistor power output and one red LED for output monitor) ⃝It is possible to be used in various use by setting of following parameters. 1. Comparison mode (hysteresis mode or window mode) 2. Comparison pressure setting point 3. Output mode (OFF, N.O., N.C.) 4. Output-on delay time 5. Output-off delay time 6. Power supply-on delay time ⃝Analog output (4 to 20 mA or 1 to 5 V) The digitalized pressure values are converted the analog output values after zero adjusting and moving average filtering. ⃝Moving average filter (for output) In case of large fluctuation of pressure, the fluctuation of output value can be reduced by delaying response time. Other functions ▲ ⃝Moving average filter (for display) In case of large fluctuation of pressure, the fluctuation of display value can be reduced by delaying response time. Analog output ▲ ▲ Display ⃝Pressure display Seven segement red LED of 12 mm in height is fine visibility ⃝Test mode This function can check operation and setting value without pressurization. ⃝Display low cut When the pressure value to be measured is about zero, the display is indicated as zero by force. ⃝Sign reversal of display mesured Display-code of puressure display mode and max., min. display mode is turned the other way. ⃝Analog output reversal Analog output value is decreaced in increasing measuring pressure. ⃝Low power consumption The electric power consumption is reduced by lowering the display luminance of LED. ⃝Setting value protecting It prevents a seting value to mistake by incorrect operation. ⃝Setting value clearing All setting value is returned factory-setting. EMP5 EMA3 EMRT1 HWS15 Combination of Manosys Accessories Application Cautions for use Maintenance 44 Manostar Electronic Low Differential Pressure Measurement System WO81 Wiring WO70 Comparison output NPN transistor type External connection instrument EMD8N□5 type 5P RITS connector FR51A MS30 12∼24 V 1 2 3 0V 4 5 ANALOG Power supply circuit Analog output circuit NPN transistor MS61A MS65 EB3C DC power + supply DC power supply + 12∼24 V 1 2 3 4 5 - 0V Input+ OUTPUT 1 OUTPUT 2 100 mA Max. Input 100 mA Max. Input Comparison output PNP transistor type EMD8N□5 type Power supply circuit Analog output circuit EMT6 EMT1 EMTGP1 External connection instrument 5P RITS connector EMD8 EMD7 Load Input- Comparison output 1 circuit NPN transistor Comparison output 2 circuit COM 30 V Max. - 12∼24 V 1 2 3 0V 4 5 ANALOG + DC power supply 1 2 3 4 5 - 12∼24 V Input+ Input100 mA Max. Input 100 mA Max. Input Load PNP transistor Comparison output 1 circuit OUTPUT 1 COM PNP transistor Comparison output 2 circuit OUTPUT 2 Function block diagram EMT1H LED display Moving average for display EMP5 Amplifier EMA3 Pressure sensor Combination of Manosys Accessories Application Cautions for use Maintenance 45 Value to be measured processing Zero correction Moving average for output D/A converting Analog output 4 to 20 mA / 1 to 5 V Output circuit EMRT1 HWS15 A/D converting Output 1 function setting value HYS/Win Output 1 pressure setting value P1,P2,Hi,Lo Comparison output 1 LED display Output 1 comparison On delay Off delay Power on delay Output 1 Comparison result Reversing Output 1 delay time setting value on,oF,dP Output 2 function setting value HYS/Win Output 2 pressure setting value P1,P2,Hi,Lo Output 2 delay time setting value on,oF,dP OFF N.C. N.O. Output 1 output mode Output 2 comparison On delay Off delay Power on delay Output circuit Comparison output 1 NPN / PNP Open collector Comparison output 2 LED display Output 2 Comparison result Reversing OFF N.C. N.O. Output 2 output mode Output circuit NPN / PNP Open collector Comparison output 2 EMD8 Changeover of mode WO81 Max. value display Setting value protecting Zero adjustment Max. and min. value display Blinking twice Protecting setting Every one second Sub-setting mode Function setting of output 1 Hysteresis mode Window mode Memory reset Setting / release alternate operates Min. value display Output mode setting of output 1 Protecting release Every one second On delay time setting of output 1 Output mode of output 1 is selected. N.C. N.O. OFF + Off delay time setting of output 1 + Display of the pressure value to be measured Usual display Upper limit overrange display Single pressure range:+ 110 % FS or more Zero point center range:+ 60 % FS or less Lower limit overrange display Single pressure Range:- 10 % FS or less Zero point center range:- 60 % FS or less It automatically returns to the display mode of the pressure value when a key is not pressed for 15 seconds.(Exclude it at the time of up and down key input waiting of the sub-setting mode.) Continuous pressing Power supply on delay time setting of output 1 Function setting of output 2 Output mode of output 2 is selected. N.C. N.O. OFF On delay time setting of output 2 On delay time of output 2 is set. ∼ Off delay time setting of output 2 Pressure set point of output 1, Hi setting Display filter setting Function of output 2 at hysteresis mode Pressure set point of output 2, P1 setting Function of output 2 at window mode Output filter setting Pressure set point of output 2, Hi setting Pressure set point of output 2, Lo setting Inverting sign of measurement display 0 to 20 min. (every 1 min.) Indicating the Indicating the measuring pressure value error code Indicating the measuring pressure value Analog output reversal 0.2 sec. 1.0 sec. 2.0 sec. 4.0 sec Output filter is selected. 0.2 sec. 1.0 sec. 2.0 sec. 4.0 sec Display low cut value is set. 0 to 5 % FS(every 1 % FS) The sign inverting of the measurement display value is set. Low electric power consumption setting Indicating the error code Set value clear EMTGP1 EMT1H EMP5 EMA3 EMRT1 Analog output reversal is set Out put to be reversed Usually Test mode setting Low electric power consumption is selected. It is shifted to the test mode, and simulative pressure value is set. Range of setting pressure: Single pressure range: – 10 to + 110 % FS Zero point center range: – 60 to + 60 % FS :Pa,kPa Unit It is returned to the setting value of the factory shipment. Setting value is not cleared. Setting value is cleared. The error code is indicated automatically and alternately the display mode of the puressure value per second. EMT6 Display filter is selected. Low electric power consumption mode Usual power consumption mode Error display (detecting two errors at the same time) EMD7 0.0 to 2.0 sec. (every 0.1 sec.) Sign inverting Usually Pressure setting point (P1,P2,Hi,Lo) sets the pressure value. Setting range is within the limits of the pressure range. Unit Pa and kPa. P1:Pressure setting point at hysteresis mode P2:Hysteresis pressure setting point at hysteresis mode Hi:Upper limit pressure setting point at window mode Lo:Lower limit pressure setting point at window mode EMD8 Power on delay time of output 2 is set. ∼ Display low cut setting Pressure set point of output 2, P2 setting EB3C 0.0 to 2.0 sec. (every 0.1 sec.) Off delay time of output 2 is set. ∼ Pressure set point of output 1, Lo setting Explanation of mark :≪Mode≫ key is pushed :≪Up≫ key is pushed :≪Down≫ key is pushed :≪Enter≫ key is pushed Continuous:Continuous pressing for pressing two seconds or more MS65 EMT1 Power supply on delay time setting of output 2 Pressure set point of output 1, P2 setting MS61A 0 to 20 min. (every 1 min.) Function mode of output 2 is selected. ∼ Pressure set point of output 1, P1 setting 0.0 to 2.0 sec. (every 0.1 sec.) Output mode setting of output 2 Main setting mode Function of output 1 at window mode MS30 Hysteresis mode Window mode Continuous pressing Function of output 1 at hysteresis mode 0.0 to 2.0 sec. (every 0.1 sec.) Power supply on delay time of output 1 is set. Continuous pressing Display mode of the pressure value FR51A Off delay time of output 1 is set. ∼ Continuous pressing ∼ Continuous pressing WO70 On delay time of output 1 is set. ∼ Memory reset Function mode of output 1 is selected. HWS15 Combination of Manosys Accessories Application Cautions for use Maintenance 46 Manostar Electronic Low Differential Pressure Measurement System WO81 Working drawing of function compared WO70 Comparable function Hysteresis mode : Upper limit setting (P1>P2) Comparable function Hysteresis mode : Lower limit setting (P1<P2) Alarm ON Alarm OFF P1-P2 Upper limit hysteresis Pressure FR51A P1 P2 Alarm ON Alarm OFF Pressure MS30 P1 P2 MS61A Normal Pressure state MS65 Time Normal Abnormal Comparison output state Output mode OFF N.C. N.O. Normal Pressure state Time Normal Abnormal Comparison output state Open (OFF) always Close (ON) Open (OFF) Close (ON) Open (OFF) Close (ON) Open (OFF) Output mode EB3C EMD8 P1-P2 Lower limit hysteresis OFF N.C. N.O. Open (OFF) always Close (ON) Open (OFF) Close (ON) Open (OFF) Close (ON) Open (OFF) Explanation of operation On detecting the abnormal pressure rise, the comparison output is operated. In the state to setting output mode to 「N.C.」, when pressure exceeds the setting value P1, output becomes Open (OFF). When it falls below P2, output becomes Close (ON). Operation explanation On detecting the abnormal pressure fall, the comparison output is operated. In the state to set output mode to 「N.C.」, when pressure falls below the setting value P1, output becomes Open (OFF). When it exceeds P2, output becomes Close (ON). Power supply on delay timer Comparison output compulsorily is became Open (OFF) while the timer is working. Power supply on delay timer Comparison output compulsorily becomes Open (OFF) while the timer is working. EMD7 Comparable function EMT6 Window mode : Inside area (Hi>Lo) Pressure Alarm OFF Alarm ON Alarm OFF Comparable function Window mode : Outside area (Hi<Lo) Alarm ON Pressure Alarm ON Hysteresis 1 % FS Hi Lo EMT1 EMTGP1 EMT1H EMP5 EMA3 EMRT1 HWS15 Pressure state Normal Abnormal Normal Time Abnormal Close (ON) Open (OFF) Open (OFF) Close (ON) Explanation of operation It compares the setting areas from Lo to Hi (window). In the state to setting output mode to「N.C.」, when pressure enters while it is an area (window), the output becomes Close(ON). When it comes off from the area, output becomes Open (OFF). Power supply on delay timer Comparison output compulsorily becomes Open (OFF) while the timer is working. Pressure state Normal Abnormal Normal Comparison output state Open (OFF) always OFF Open (OFF) Close (ON) N.C. Close (ON) Output mode Open (OFF) N.O. Open (OFF) Close (ON) Abnormal Open (OFF) Close (ON) Time Normal Close (ON) Open (OFF) Operation explanation It compares the outside out of pressure area from Hi to Lo (window). In the state to setting output mode to「N.C.」, when pressure comes off from the area (window), output becomes Close(ON). When it enters within the area, output becomes Open (OFF). Power supply on delay timer Comparison output compulsorily becomes Open (OFF) while the timer is working. Comparable output delay (ON ・OFF , Power supply on) Power supply ON Internal comparison result Close (ON) Power supply ON delay time 0 to 20 min. Open (OFF) OFF delay time 0.0 to 2.0 sec. Application Cautions for use Maintenance Comparison output 47 Hysteresis 1 % FS Hysteresis 1 % FS Comparison output state OFF Open (OFF) always N.C. Open (OFF) Open (OFF) Close (ON) Output mode Open (OFF) N.O. Close (ON) Close (ON) Combination of Manosys Accessories Abnormal Alarm OFF Hi 1 % FS Hysteresis Lo Alarm OFF Alarm ON Open (OFF) Close (ON) Open (OFF) Close (ON) Operation explanation The CLOSE / OPEN (ON / OFF) timing of the output transistor is delayed the delay-setting time regardress of the setting of output mode (N.C, N.O). Power supply on delay timer Comparison output compulsorily becomes Open (OFF) while the timer is working. ON delay time 0.0 to 2.0 sec. Close (ON) EMD8 About EMD8 type RITS connector ▼ ▼ ▼ WO81 RITS connector type contributes to reduction of the total setup time and cost in comparison with screw terminal block type. WO70 FR51A MS30 MS61A Inset the wire to be connected Press the connector with the plier MS65 EB3C <Wiring process> Comparison of operation Terminal block type <Wiring time> RITS connector type (usual model) Number of operation Process ·Removing terminal cover ·Wire-cover stripping ·Wire insertion to crimp terminal ·Crimping ·Loosing terminal screw of the instrument body ·Crimping screws of the instrument body ·Check 1 time 5 times 5 times 5 times (EMD8 type) EMD8 Number of operation Process ·Wire insertion to the connector 5 times ·Crimping 1 time ·Connecting with EMD8 body 1 time ·Check 1 time EMD7 EMT6 5 times 5 times 1 time Total 27 operations Total 8 operations Terminal block type (usual type) RITS connector type (EMD8 type) EMT1 *Wiring time is measured by Yamamoto Electric Works EMTGP1 Accessory for EMD8 RoHS compliant EMT1H 5P RITS Plug connector It is the wiring side connector to use RMD8 type for 5P RITS Connector. ! Caution EMP5 RITS connector is not based on e-con with EMD8 type. Use 5P RITS Plug Connector produced by TYCO Electronics Co., Ltd. as follows. EMA3 EMRT1 Product code Color of cover 1473562-5 Yellow Applicable cable Nominal cross-sectional area O.D. of the wire cover 0.1 to 0.5 mm2 1.0 to 1.15 mm Product code 1473562-5 HWS15 Combination of Manosys Accessories Application Cautions for use Maintenance 48