Device Inputs/Outputs - Trane Symbio 210 Installation, Operation And Maintenance Manual

Device Inputs/Outputs

Below is a list of device inputs and outputs.
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Table 4
Table 4. Symbio 210 inputs and outputs
Analog Inputs 1 through 3
Note: Configuration options when used as spare; 10k

1k linear setpoint, 200
• AI1: Space temperature; thermistor: 10k
to 122°F (0°C to 50°C)
• AI2: Space setpoint; potentiometer: 1k
32.2°C), */** (thumbwheel) functionality supported
• AI3: Discharge air temperature: 10k
212°F (-40 to 100°C)
Pressure Input P1
• P1: Supply air flow; pressure transducer: From 0 to 5 in. water column
(0 to 1245 Pa)
Analog Outputs AO1 and AO2
Note: Configuration options when used a spare; Voltage output is 0 to 10
VDC, 500 ohm min. impedance. Current output is 4 - 20 mA, 500
max. impedance.
• AO1/B12: ECM
• AO2/B13: SCR Heat/Waver Valve Signal
BAS-SVX084A-EN
A twisted/shielded communication link
Zone sensor
Occupancy sensor (optional)
Discharge Air Temperature (DAT)
CO sensor
2
24 Vac, Class II power
provides details for each type input/output.

thermistor, 0 to
 
to 20k linear.

@77°F (25°C) range: 32°F

from 50 to 90°F (10 to

@77°F (25°C) from -40°F to
Universal Inputs UI1 and UI2
Note: Configuration options when used as spare; 4–20mA, 0-10V,
resistive (see AI specifications), binary (solid state open collector)
• UI1: Relative Humidity
• UI2: CO
2
Binary Input BI1, Dry Contact
• BI1: Occupancy
Binary Outputs 1 through 5
Note: 0.5A Resistive Maximum Rating

• BO1: Heat stage 3 TRIAC
• BO2: Heat stage 2/Water Valve Close TRIAC
• BO3: Heat stage 1/Water Valve Open TRIAC
• BO4: Air Damper Open TRIAC
• BO5: Air Damper Close TRIAC
Overview
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