Owner manual

20 POINT I/O 2 and 4 Relay Output Modules
Publication 1734-IN055F-EN-E - March 2012
Specifications
General Specifications
Attribute Value
Outputs per module 1734-OW2 – 2 Form A isolated (normally open)
electromechanical relays
1734-OW4 – 4 Form A isolated (normally open)
electromechanical relays
Off-state leakage current, max 1.2 A @ 240V AC, and bleed resistor through
snubber circuit
Terminal base screw torque Determined by installed terminal block
Power consumption 0.8 W
Power dissipation, max 0.5 W
Backplane power 5V DC, 80 mA
Contact rating 5…30V DC @ 2.0 A resistive
120V AC @ 2.0 A resistive
240V AC @ 2.0 A resistive
1800 VA make, 180 VA break
Isolation voltage 250V (continuous), Basic Insulation Type
Type tested @ 2550V DC for 60 s, field-side to system, and
between contact sets
Switching frequency, max 1 operation/3 s (0.3 Hz @ rated load)
Expected life of
electrical contacts, min
100,000 operations @ rated load
Wiring category
(1)
(1)
Use this conductor category information for planning conductor routing as described in Industrial Automation Wiring
and Grounding Guidelines, publication 1770-4.1
.
1 – on signal ports
Wire size 0.25…2.5 mm
2
(22…14 AWG) solid or stranded copper
wire rated at 75 °C (167 °F), or greater, 1.2 mm (3/64 in.)
insulation max
Enclosure type rating None (open-style)
Pilot duty rating R150
North American temp code T4A
IEC temp code T4