Download SCD100 1 2 - Schneider Electric

0FL-4195-002
SCD100
Duct CO2 Transmitter 0–10 V and
Installation Instruction
Temperature Sensor NTC 1.8/10 kohm
INSTALLATION
When Installing this Product
CAUTION
1
Study these instructions carefully. Failure to follow them
could damage the product or cause a hazardous
condition.
2
Check the ratings given in the instructions and on the
product to make sure the product is suitable for your
application.
3
Installer must be a trained, experienced service
technician.
Important
• All low voltage connections to this device must be
24 VAC Class 2.
• All wiring must comply with applicable local codes,
ordinances and regulations.
4 After installation is complete, check out product operation
as provided in these instructions.
Health Hazard.
Improper use can create dangerous situations.
Use in application for sensing carbon dioxide only.
For life-safety applications, this device can function only as a
secondary or lesser device.
CAUTION
Electrical Shock or Equipment Damage Hazard.
Can shock individuals or short equipment circuitry.
Disconnect power supply before installation.
CAUTION
Equipment Damage Hazard
Electrostatic discharge can short equipment circuitry.
Ensure that you are properly grounded before handling the
unit.
1
2
Dimensions in mm (in.)
Drill Holes in Duct, mm (in.)
a)
83
(3.3)
Ø 25 (1.0)
142 (5.6)
46
(1.8)
42
(1.6)
b)
27.5 (1.1)
203
(8.0)
2 x Ø 4 (0.16)
21 (0.8)
55 (2.2)
0FL-4195-002, 30 Mar 2005
English
1 (4)
INSTALLATION (continued)
3
Fit Probe into Duct
apply sealant to
prevent leakage
CAUTION:
4
large lug at top
Ensure airtight seal on duct.
Insert Thermistors into Probe
b)
air
flow
thermistors
c)
5
Fix Box to Probe
check position
of O-ring
large slot
a)
large lug
probe
air
flow
box
CAUTION:
Ensure probe fixed to box properly
for airtight seal.
!
6
Remove Lid
CAUTION
Equipment Damage Hazard
Electrostatic discharge can short
equipment circuitry.
Ensure that you are properly grounded
before handling the unit.
press catch
2 (4)
English
0FL-4195-002, 30 Mar 2005
INSTALLATION (continued)
7
8
Insert Cable(s)
Power Supply and Sensor(s) Connect
NTC 1.8 kohm
5
I/NET® NTC 10 kohm
6
Continuum® NTC 10 kohm
7
NTC Common (M0)
8
G G0
0-10V
a)
0-5 V
0-2000 ppm
CO2
1
3
4
2
(Display)
b)
CO2 sensor
CAUTION
CAUTION:
Ensure gland tightened properly for
airtight seal.
Electrical Shock or Equipment Damage Hazard.
Can shock individuals or short equipment circuitry.
Disconnect power supply before installation.
Important
• All low voltage connections to this device must be
24 VAC Class 2.
• All wiring must comply with applicable local codes,
ordinances and regulations.
9
Replace Cover
'snap'
CAUTION
0FL-4195-002, 30 Mar 2005
Ensure box closed properly to create airtight seal.
English
3 (4)
INSTALLATION (continued)
10
∆ CO 2 = X
∆T=Y
Check Operation
TAC Xenta
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TAC Vista®, TAC Menta®, TAC Xenta® and I-talk® are registered trademarks of TAC AB. LonMark ® and LonWorks® are registered trademarks of the Echelon Corporation.
Windows® is a registered trademark of Microsoft.
www.tac.com
4 (4)
English
0FL-4195-002, 30 Mar 2005