Parker AC20 Series - Digital Outputs; Relay Outputs; Motor Thermistor Input; User +24 V Output

DOC-0017-04-EN: AC20 Series - Hardware Installation Manual
142 (154) DOC-0017-04-EN-A 22.03.2023
Digital Outputs
Terminal Idents:
DX1, DX2, DX3, referenced to 0V
Nominal Output Voltage:
23V
Minimum Output
Voltage:
18V @ 50mA
Maximum Output
Current:
50mA (Each output, or Total outputs combined)
Isolated:
No
Short Circuit Protection:
Yes
Relay Outputs
Terminal Idents:
RL1A, RL1B, RL2A, RL2B
Maximum Contact
Voltage:
230Vac (Overvoltage Category II, TN) / 30Vdc
Maximum Contact
Current:
2Arms
Motor Thermistor Input
Terminal Idents:
TH1, TH2
Compatible Thermistors:
PTC & NTC
Trip Threshold:
Rising resistance: 2500Ω to 2800Ω
Falling resistance: 1000Ω to 1200Ω
Response Time:
10secs
Thermistor Self Heating:
<15mW @ rising resistance threshold
Isolated:
No – thermistor wiring requires double or reinforced insulation to live
voltages
User +24V Output
Terminal Idents:
24V referenced to 0V
Nominal Output Voltage:
23V
Minimum Output
Voltage:
20V @ 50mA
Maximum Output
Current:
50mA
Isolated:
No
Over Current Protection:
Yes