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ZS Sensors
Carrier Sensors CARRIER CORPORATION ©2021
Installation Guide All rights reserved
5
Specifications
Sensing element
accuracy
Temperature
Temperature only:
32° to 122°F (0° to 50°C):
±0.36°F (0.2°C)
Temperature if humidity is included:
50° to 104°F (10° to 40°C):
±0.54°F (0.3°C)
Humidity
10% to 90%: ±1.8% typical. Less than 0.5% drift per year.
CO2
400 to 1250 PPM: ±30 PPM or 3% of reading, whichever is greater
1250 to 2000 PPM: ±5% of reading plus 30 PPM
See CO2 sensor installation (page 6).
VOC
0 to 2,000 CO2 PPM Equivalent: ±100PPM
Power requirements
Temperature only
ZS Standard or ZS Plus:
ZS Pro or Pro-F:
12 Vdc @ 6 mA
12 Vdc @ 7 mA
Temperature with humidity
ZS Standard or ZS Plus:
ZS Pro or Pro-F:
12 Vdc @ 7 mA
12 Vdc @ 8 mA
Temperature with humidity
and VOC - All models
12 Vdc @ 60 mA
Temperature with humidity
and CO2 - All models
12 Vdc @ 15 mA (idle) to
190 mA (CO2 measurement cycle)
Temperature and CO2 -
All models
12 Vdc @ 14 mA (idle) to
189 mA (CO2 measurement cycle)
Power supply
The 4-conductor Rnet cable from a controller supplies +12 Vdc @ 210 mA. For
additional power, use an external power supply. Use the above power requirements to
calculate the size of the external power supply. The controller and the external power
supply must share a common ground.
Communication
115 kbps
Local access
port
For local access to start up and troubleshoot the system
Environmental
operating range
32 to 122°F (0 to 50°C), 10 to 90% relative humidity, non-condensing
Mounting
Standard 4 x 2 in. electrical box using the 6-32 x 1/2 in. mounting screws provided
Overall dimensions
Temperature sensor
or temperature with
humidity sensor
Width:
Height:
Depth:
3 in. (7.62 cm)
4-13/16 in. (12.22 cm)
13/16 in. (2.01 cm)
Sensor with CO2 or VOC
Width:
Height:
Depth:
2-7/8 in. (7.3 cm)
4-13/16 in. (12.22 cm)
1-1/4 in. (3.18 cm)
Listed by
FCC Part 15-Subpart B-Class A, CE
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