Download General Specification for ION7350 Power Meter : msword

MASTER SPECIFICATION
ION 7350 METERS
POWER MEASUREMENT AND CONTROL
PMAC instrument – 7350 ION
The PMAC instruments are UL, CSA and CE marked as follows:
1.
Certified to UL 3111, UL listed Digital Power Monitor 20SJ
2.
CAN/CSA-C22.2 No. 142-M1987 and CAN/CSA-C22.2 No. 1010-1
3.
CE marked
The PMAC instruments comply with the following standards:
1.
Safety: IEC 1010-1, EN61010-1
2.
Electromagnetic emissions: EN50081-2
3.
Electromagnetic susceptibility: EN50082-2
4.
Surge withstand and fast transient tests: ANSI/IEEE C37.90-1989
5.
ANSI C12.20-1999 Class 0.5
6.
Part 15 of FCC Rules for a Class A Digital Device.
7.
Industry Canada Revenue Metering Approval
QUALITY ASSURANCE
This specifies the traceability and quality assurance standards implemented during the
manufacturing of the PMAC instruments.
1.
The vendor is accredited to ISO 9001 quality assurance standards.
2.
The PMAC instruments are calibrated at the factory using instrument that are
certified to have been calibrated using standards whose accuracies are traceable to
the National Institute of Standards and Technology (NIST) or the National
Research Council of Canada (NRC).
SITE CONDITIONS
This specifies the environmental conditions required for the site installation of the PMAC
instruments.
7350 ION
1.
Temperature:
 Tran model (base unit without display): -20ºC to 60ºC (-4ºF to 122ºF)
 Integrated Display or Remote Display model: 0ºC to 50ºC (32ºF to 122ºF)
2.
Humidity: 5% to 95% non-condensing
EXISTING PRODUCTS
The PMAC instruments are mountable according to the following specifications:
PMAC instrument – 7350 ION
1.
The PMAC instrument base unit is flush mountable in existing switchgear
cabinets or similar locations, or using a DIN rail mount.
2.
The PMAC instrument is available as a combined front panel and base unit that
can be mounted in switchgear cabinet doors
3.
The PMAC instrument is available as a separate base unit and remote display unit.
The remote display unit is panel mountable in switchgear cabinet doors or similar
mounting surfaces.
Manufactured Units (PMAC Instruments)
The PMAC instruments are available with the following features:
1.
Form factor:
 Integrated display, with front optical port and barrier-type connectors for the
inputs, or
 Transducer model (base) with remote display, or
 Transducer model (base) with remote display and DIN rail mounting on the
transducer base, or
 Integrated display, with front optical port
 Transducer model (no display), or
 Transducer model (no display), with DIN rail mounting, or
2. The PMAC instrument can be direct panel mounted in a 92mm x 92mm (3.6 in x 3.6
in) panel cutout, using sliding clamps tightened by thumbscrews.
3. The PMAC instrument supports direct display of all parameters on the front panel or
remote display in user programmable groups, using plain language labels.
Simultaneous access to all parameters is available through any communication port.
4. The remote display features a programmable time-out interval and adjustable
contrast. The display has the following features:
 Programmable buttons that allow access to 8 data display screens
 Panel mountable in a 92mm x 92mm (3.6 in x 3.6 in) panel cutout, using sliding
clamps tightened by thumbscrews; remote display can be mounted up to 6 feet
(1.8 meters) from the base unit.
 Displays any measured parameter with its corresponding label using any of the
following configurations:
o Display any 4 parameters simultaneously using alphanumeric characters,
or
o Display any 2 parameters simultaneously using large alphanumeric
characters, or
o Display any 1 parameter using very large alphanumeric characters.
o Display basic Voltage, Current, and Power readings using extra large
alphanumeric characters.
 Allow the user to change parameter labels.
 Allow the user to remove and replace the display panel without removing the
instrument from the equipment in which it is mounted.
5. Three 5A nominal (10A full scale) current inputs. All current inputs must be
transformer coupled and accept CTs with 5A nominal (10A full scale) outputs. All
current inputs provide:
 300A surge protection for 1 second.

25% of full scale current continuous over-range capability.
6. Voltage inputs: The PMAC instrument has three auto-ranging voltage inputs with a
voltage rating of 50 to 347 VAC +25%.
7.
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The PMAC instrument has provisions for direct connection (require no PTs) for
Wye (Star) systems up to 347/600 VAC. For higher voltage systems, PTs with
120 VAC, 277 VAC or 347 VAC secondaries must be used. All voltage inputs
provide:
1500VAC continuous surge protection.
25% of full-scale voltage overrange capability.
Power supply
95 to 240VAC (±10%) @ 47 to 440Hz / 120 to 310 VDC [0.2A worst case
loading (12W) @ 100VAC @ 25C (77F)], or
20 to 60 VDC (±10%) [0.6A worst case loading (12W)]
9.
System frequency: Autoranging 50Hz or 60Hz
10.
The PMAC instrument has provisions for flash firmware that can be field
upgraded through any communications port, without de-commissioning the
instrument or de-energizing the circuit or equipment. The firmware upgrade
procedure is robust and is able to recover from power failure during an upgrade.
11.
At least one communication port:
Supports upgrade of firmware for the PMAC instrument
Is programmable to communicate using RS-485
Supports addressable polling of multiple units
Supports a packet-based communication protocol
Is programmable to communicate at speeds from 1200 to 19,200 bits per second
Supports ION, Modbus RTU and DNP 3.0 communications protocols
Supports time synchronization broadcast messages from a host computer system
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Communications card for the 7350 ION:
Standard: Two optically isolated RS-485 ports (COM 1 and COM2), or,
Standard, plus Ethernet RJ45 (10BaseT) and FCC-approved 33.6k internal
modem with RJ11 connector, or
Standard, plus Ethernet RJ45 (10BaseT) and CTR-compliant 33.6k internal
modem with RJ11 connector, or
Standard, plus Ethernet RJ45 (10BaseT), or
Standard, plus FCC-approved 33.6k internal modem with RJ11 connector, or
Standard, plus CTR-compliant 33.6k internal modem with RJ11 connector
13. The RS-485 ports support ION, Modbus RTU and DNP 3.0 protocol, at data rates up
to 19.2kbps.
14. For units with the front panel display or remote modular display, the PMAC
instrument is equipped with one infrared optical port for RS-232 communications,
supporting ION, Modbus RTU or DNP 3.0 protocol, at data rates up to 19.2kbps. This
port is compatible with an ANSI Type II optocoupler.
15. The Ethernet port has EtherGate capability – a gateway that allows the host system to
communicate (through the Ethernet port) to additional metering devices connected to
the card’s COM2 RS-485 port. The Ethernet port supports ION or Modbus RTU
protocol.
16. The internal modem port has ModemGate capability – a gateway that allows the host
system to communicate (through the modem port) to additional metering devices
connected to the card’s COM1 RS-485 port. The modem port supports ION, Modbus
RTU or DNP 3.0 protocol.
17. The PMAC instrument provides simultaneous access through all communications
ports to any measured or derived parameter.
18.
Digital inputs: Four (4) self-excited digital (status) inputs.
19.
Digital outputs: Four (4) optically isolated Form A digital outputs with the
following features:
Any of the outputs can be used to provide pulse outputs according to any energy
consumption levels.
All outputs are scaleable to +/-1,000,000,000 units/pulse.
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20. Analog I/O: The PMAC instrument has provisions for an optional analog I/O board
with:
 Four 0-1 mA inputs and four 0-1 mA outputs, or
 Four 0-20 mA inputs and four 0-20 mA outputs.
 All analog inputs and/or outputs are accurate to within 0.3% of full scale.
 The analog I/O option is not available with the “remote display” model.
 The analog I/O option is not available with any of the Ethernet port options.
21. Revenue metering capabilities: The PMAC instrument has provisions for locking the
configuration of metering components used for revenue metering.
 Password protected, no hardware lock, or
 Password protected and hardware locked, or
 Meets Industry Canada locking requirements, or
 Meets Industry Canada locking requirements and factory sealed
 When equipped with a hardware lock, programmability shall be sectioned such
that when the meter is sealed, the meter shall still be configurable to an extent that
does not affect the accumulation of revenue metering related data.
 The following data is protected from alteration when locked:
o kWh and kVARh (import, export, net and total)
o kVAh (total)
o kW, kVAR, kVA demand (thermal and sliding window)
o kWh, kVARh, kVAh pulse outputs
22.
Tropicalization treatment: The PMAC instrument has provisions for conformal
coating of its internal circuitry.
23.
The PMAC instrument provides data logs:
Six (6) data logs to record up to 96 user defined parameters concurrently
All basic power parameters and total harmonic distortion are recorded every 15
minutes, as default.
Waveform logging for up to 48 cycles.
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24. The PMAC instrument has provisions for creating periodic or non-periodic schedules
for up to two (2) years. These schedules may be used to perform the following
functions:
 Demand Control
 Load Scheduling
 Logging
 Periodic Resetting
25. The PMAC instrument performs continuous true RMS measurement based on 64
samples per cycle sampling on all voltage and current signals. The sample rate must
be adjusted to maintain 32/64 samples per cycle sampling for any line frequency in
the operable range.
26. The PMAC instrument is capable of measuring and calculating the following
information, at 1-second intervals:
 Voltage line-to-neutral and line-to-line for each phase and average of all three
phases
 % voltage unbalance
 Current for each phase and average of all three phases
 % current unbalance
 kW for each phase and total of all three phases
 kVAR for each phase and total of all three phases
 kVA for each phase and total of all three phases
 kWh for total of all three phases, provided as accumulating import, export, net,
and total readings
 kVARh for total of all three phases, provided as accumulating import, export, net,
and total readings
 kVAh for total of all three phases, provided as an accumulating net reading
 Power factor for each phase and total of all three phases
 Frequency
 Harmonic distortion for each voltage and current input, provided as individual
harmonic magnitudes up to the 31st harmonic and as total odd, total even and
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total overall harmonic distortion; all readings given as a percentage of
fundamental
K-Factor calculations of the first 15 harmonics for all current inputs
27. The PMAC instrument is capable of calculating the following information for any
reading at 1-second intervals:
 Thermal demand calculations for any parameter, with user-programmable length
of demand period to match local utility billing method
 Sliding window demands for any parameter with user-programmable length of
demand period and number of sub-periods to match local utility billing method
 Predicted Demand calculations of sliding window demand parameters, with userprogrammable predictive response characteristics
 Minimum value for any measured parameter
 Maximum value for any measured parameter
 Derived values for any combination of measured or calculated parameter, using
the following arithmetic, trigonometric, and logic functions:
o Arithmetic functions: division, multiplication, addition, subtraction,
power, absolute value, square root, average, max, min, RMS, sum, sumof-squares, unary minus, integer ceiling, integer floor, modulus, exponent,
PI
o Trigonometric functions: COS, SIN, TAN, ARCCOS, ARCSIN,
ARCTAN, LN, LOG10
o Logic functions: =, =>, <=, <>, <, >, AND, OR, NOT, IF
28.
The PMAC instrument is capable of detecting sag and swell disturbances for
temporary under-voltage and over-voltage conditions. The PMAC instrument will
record magnitude and duration of the sag or swell event in a data recorder.
29.
The PMAC instrument is field programmable as follows:
Basic parameters: Voltage input scale, voltage mode (Wye, Delta, single phase),
current input scale, auxiliary input and output scales, and communications setup
parameters are programmable from the front panel.
All basic parameters described above, plus additional setpoint/relay and data log
setup parameters may be programmed via the communications port using a
portable or remotely located computer terminal.
Using ION modules, support customized configurations of all operating
parameters.
The configuration of the device will be done using programmable modules. The
modules can be linked together in an arbitrary manner to create arbitrary
functionality. Some example module types include min, max, setpoint, digital
input, and digital output.
Programming through a computer can be secured by user ID and password.
Programming through the front panel is secured by password.
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30. The PMAC instrument includes sufficient non-volatile memory (NVRAM) to store
all setup data.
31. The PMAC instrument includes 512kB of non-volatile memory (NVRAM) to store
the following:
 All setup data.
 A time-stamped event log with the following features:
o Support for at least 500 events.
o Number of records in the log is programmable.
o Each event is recorded with the date and time of the event, the cause and
effect of the event, and the priority of the event.
o All events relating to setpoint activity, relay operation and self-diagnostics
are recorded in the event log.
o Time stamps have a resolution of 1 millisecond.
o Time stamps can be synchronized to within 100 ms between devices on
the same serial communications medium.
o Minimum event recording response time is 1 second.
o The priority of setpoint events is programmable.
 The PMAC instrument includes programmable data recorders that can each store
up to 16 channels of historical trend data with the following features:
o Six (6) data recorders, each data recorder has the following features:
o Can record any parameter, either measured or derived.
o Enabled and triggered manually or through internal operating conditions,
including periodic timer or setpoint activity.
o The number of records (depth) of each data recorder, and the overflow
conditions (stop-when-full or circular) is programmable.
o Memory is dynamically allocated between data recorders and event log to
allow storage of any 16 parameters at 15-minute intervals for not less than
30 days.
32. The PMAC instrument provides setpoint control of internal recording mechanisms
and all digital output relays as follows:
o 12 programmable setpoints are provided, each of which can respond to out-ofrange and alarm conditions for any measured parameter.
o Each setpoint has 1-second minimum response time.
o Each setpoint has programmable pick-up and dropout levels (high and low
limits), and time delays on operate and release.
o Activity of each setpoint generates an event of a programmable priority.
Priority levels support up to 256 levels of alarm severity.
o Any setpoint is programmable to any operating condition, and any number
of available setpoints can be programmed concurrently to operate on a
particular condition to support multiple threshold conditions.
o Setpoints can be programmed to operate on any over or under condition
for:
 Any voltage or current input or average,
 Voltage or current imbalance,
 kW or kVAR forward or reverse,
 kVA,
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 Power factor lag or lead,
 Frequency,
 kW or current demand on any phase or total or average,
 Individual harmonic distortion on any phase input,
 Total harmonic distortion on any phase input,
 Total even or odd harmonic distortion on any phase input,
 Any maximum or minimum value,
 Multiple energy accumulation conditions,
 Phase reversal,
 Pulse counts levels,
 Any internally derived value
Setpoints can be used to trigger any of the following meter operations:
 Data logging
 Digital output
 Clearing and reset functions
 Pulse outputs
 Call-back
Any setpoint condition can control any number of digital output relays in
an AND or an OR configuration, using pulse mode or latch mode
operation, for control and alarm purposes. Digital outputs can also be
operable remotely via any communications port.
Any setpoint condition can provide breaker trip relay operation.
Consecutive alarm conditions and triggers are supported with no “dead”
time between events (i.e. no need for a rearming delay time between
events).
Any logical combination of any number of available setpoint conditions
can be used to control any internal or external function or event.
Digital outputs support pulse output relay operation for kWh total, kWh
imported, kWh exported, kVARh total, kVARh imported, kVARh
exported, and kVAh values.
SOURCE QUALITY CONTROL
This outlines the technical specifications for the PMAC instruments.
PMAC instrument – 7350 ION
1.
Overload withstand: 1500 VAC continuous and 2500 VAC for 1 second on all
voltage inputs.
2.
Overload withstand of 300 A for 1 second on all four current inputs.
3.
Meets the following accuracy and range specifications for measurements made at
1-second intervals (50Hz or 60Hz @ 25°C) for 1% to 100% of full scale (FS)
rated input (100 mA to 10A) at unity power factor (PF=1):
Parameter
Accuracy ±(%rdg + %range)
Range
Voltage L-L
Voltage L-N
Frequency
Current
kW (2.5% to 100% FS)
0.75% + 0.1%
0.25% + 0.05%
0.01%
0.25%+0.05%
0.5%
0 to 2x106
0 to 1x106
40 Hz to 70 Hz
0 to 1x106
0 to ± 3.3x107
4.
Parameter
Accuracy ±(%rdg + %range)
Range
kW (1% to 2.5% FS)
kVAR (5% to 100% FS)
kVA
kWh (2.5% to 100% FS)
kWh (1% to 2.5% FS)
kVARh
kVAh
Power Factor
Harmonics
K Factor
1.0%
1.5%
0.5%+0.1%
0.5%
1.0%
1.5% of rdg
1.0% of rdg
1.5%
1% FS
5% FS
0 to ± 3.3x107
0 to 3.3x107
0 to 3.3x107
0 to 1x1038
0 to 1x1038
0 to 1x1038
0 to 1x1038
± 0.01 to ±100.00
0.01 to 100.00
0 to 1x106
Meets the following accuracy and range specifications for measurements made at
1-second intervals (50Hz or 60Hz @ 25°C) for 1% to 100% of full scale (FS)
rated input (100 mA to 10A) at ±0.5 power factor (PF=0.5 Lead or Lag):
Parameter
Accuracy ±(%rdg + %range)
Range
Voltage L-L
Voltage L-N
Frequency
Current
kW (10% to 100% FS)
kW (2% to 10% FS)
kVAR (5% to 100% FS)
kVA
kWh (10% to 100% FS)
kWh (2% to 10% FS)
kVARh
kVAh
Power Factor
Harmonics
K Factor
0.75% + 0.1%
0.25% + 0.05%
0.01%
0.25%+0.05%
0.6%
1.0%
1.5%
0.5%+0.1%
0.6%
1.0%
1.5% of rdg
1.0% of rdg
1.5%
1% FS
5% FS
0 to 2x106
0 to 1x106
40 Hz to 70 Hz
0 to 1x106
0 to ± 3.3x107
0 to ± 3.3x107
0 to 3.3x107
0 to 3.3x107
0 to 1x1038
0 to 1x1038
0 to 1x1038
0 to 1x1038
± 0.01 to ±100.00
0.01 to 100.00
0 to 1x106