Trane Horizon OABD Series Installation, Operation And Maintenance Manual page 113

Figure 154. Space temperature/humidity sensor (SPTC/SPHC)
INSTALLATION INSTRUCTIONS FOR
SPACE TEMPERATURE/HUMIDITY SENSOR (SPTC/SPHC)
GENERAL:
SPTC AND SPHC ARE BOTH REQUIRED FOR CONTROLLING TO SPACE CONDITIONS.
SPTC IS A 10K OHM TYPE II THERMISTOR, SPHC IS 4-20mA TO 0-100%.
INSTALLATION:
1. INSTALL THE SENSOR IN THE SPACE ACCORDING TO IT'S INSTRUCTION MANUAL.
2. ROUTE WIRES TO UNIT'S FIELD WIRING TERMINAL STRIP.
3. LAND WIRES ACCORDING TO CHART BELOW.
SPACE SENSOR WIRING
TERMINAL SENSOR
OAUTS-1 - T
OAUTS-2 - T
OAUTS-5 - +
OAUTS-6 - -
KCC PART NUMBER: VELSEN-0024
SENSOR MODEL NUMBER: BAYSENS036A
LINES 74 ON UNIT WIRING DIAGRAM
SPTC SPTC
OAUTS-1
t°
T T
OAUTS-2
SPHC
OAUTS-6
+ -
H
OAUTS-5
UPDATED 5/21/2020
REV. B
OAU-SVX007A-EN
OAUTS FIELD WIRING TERMINAL STRIP
LOW VOLTAGE FIELD WIRING
Appendix
TYPICAL UNIT
ROOF CURB
RETURN DUCT
SUPPLY DUCT
TO SPACE
NOTE: ROOF
NOT SHOWN
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