Rockwell Automation 1790-XXXX Digital Expansion D-Shell CompactBlock LDX I/O - Manual (Page 14)

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Publication 1790-IN003A-EN-P - April 2001
AC/DC Relay Output Module Specifications
Important: Input and output wiring must be in accordance
with Class I, Division 2 wiring methods and in
accordance with the authority having
jurisdiction.
1790-OW8X
Relay type Form A, normally open
Single pole, single throw
Output voltage range (load dependent) 5-24V dc @ 2.0A resistive
30V ac @ 2.0A resistive
Output current rating (at rated power) 2.0A @ 5-24V dc resistive
2.0A @ 30V dc resistive
Minimum load 100 µA, 100mV dc per input
Maximum on-state voltage drop 0.5V @ 2.0A, resistive load, 24V dc
Initial Contact Resistance 30m ohm
Expected contact life 300K cycles resistive
100K cycles inductive
Maximum off-state leakage 1.5mA maximum
Output delay time 10ms maximum on to off or off to on
Indicators 8 green status
Common type 1 point/1COM
General Specifications
Field Power Supply voltage - 24V dc nominal
Voltage range - 19.2-28.8V dc
Power dissipation - 2.3W @ 28.8V dc
Isolation I/O to logic: photocoupler isolation
Isolation voltage: 1250V ac rms
Wiring 37-pin D-Shell connector