Daikin EWADC12C-XL [258/304] Expansion i o compressor 1 to 4 pol965 0 mcq

Controller Inputs and Outputs ESIE10-01

3–58 Part 3 – Troubleshooting

2.3 Expansion I/O Compressor #1 to #4 (POL965.00/MCQ)

Analog inputs

Note: X7 is configured the same regardless of Manufacturing Location. However, for U.S. chillers the

signal source is a digital input so the control logic must account for this.

Analog outputs

Digital inputs

# Description Signal Source Expected Range

X1 Discharge Temperature NTC Thermister (10K@25°C) -50°C – 120°C

X2 Evaporator Pressure Ratiometric (0,5-4,5 Vdc) 0 to 5 Vdc

X3 Oil Pressure Ratiometric (0,5-4,5 Vdc) 0 to 5 Vdc

X4 Condenser Pressure Ratiometric (0,5-4,5 Vdc) 0 to 5 Vdc

X7 Motor Protection NTC Thermister (10K@25°C) n/a

# Description Output Signal Range

Not Needed

# Description Signal Off Signal On

X6 Starter Fault Fault No fault

DI1 High Pressure Switch Fault No fault