EXCEL 100C INSTALLATION INSTRUCTIONS
EN1R-0144GE51 R1105A
42
U.S. SPECIFICATIONS
Electrical Connection of Sensors
Sensors and Transmitters
A
Type of connection for sensors
1.) PT 1000 / I (-58°F to +302°F) (-
50°C to +150°C)
2.) NTC sensors 20 k
Ω
Example:
Room temperature sensors T7589,
T7770A
Discharge, Hot, or Chilled Water
sensors C7031B, C, D
Outside Air temperature sensor
C7031F
B
Type of connection for active
sensors with standard output signal
0 to 10 V
Example:
Humidity sensor C7600B
C
Type of connection for active
sensors with standard output signal 0
(4) to 20 mA to be clamped down
with a connector resistor R1 499
Ω
/
0.25%
Example:
Humidity sensor C7031A, C