ABB ACS 600, Hardware Manual

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Appendix A – ACS/ACC 600 Technical Data
601/604/607 US Supplement A-17
Digital Inputs ACS 600: Six Programmable Digital Inputs
(Common Ground): 24 VDC, -15% to +20%
ACC 600: Six Digital Inputs (Common
Ground): 24 VDC, -15% to +20%
Logical Thresholds: < 8 VDC “0”,
> 12 VDC “1”
Input Current: DI1 to DI 5: 10 mA, DI6: 5 mA
Filtering Time Constant: 1 ms
Thermistor Input: 5 mA, < 1.5 k
Ω
“1”
(normal temperature), > 4 k
Ω
“0” (high
temperature), Open Circuit “0” (high
temperature)
Internal Supply For Digital Inputs
(+24 VDC): Short circuit proof, group isolated
Isolation Test Voltage: 500 VAC, 1 minute
Input Updating Time: 12 ms (ACS 600),
44 ms (ACC 600)
An external 24 VDC supply can be used
instead of the internal supply.
Digital Outputs
Relay Outputs Three Programmable Relay Outputs
Switching Capacity: 8 A at 24 VDC or
250 VAC, 0.4 A at 120 VDC
Maximum Continuous Current: 2 A rms
Contact Material: Silver Cadmium Oxide
(AgCdO)
Isolation Test Voltage: 4 kVAC, 1 minute
Output Updating Time: 100 ms (ACS 600),
44 ms (ACC 600)
DDCS Fiber Optic
Link Protocol: DDCS (ABB Distributed Drives
Communication System)
Encoder Input
ACS/ACC 600
NIOC-01 Board