Allen-Bradley 1734-OA4 Digital Output Module
- Manufacturer: Allen-Bradley (Rockwell Automation)
- Model: 1734-OA4
- Type: Digital Output Module
- Lifecycle Status: Active
Specifications
-
Outputs per Module:
- 1734-OA2 – 2 non-isolated, sourcing
- 1734-OA4 – 4 non-isolated, sourcing
-
On-State Voltage Range:
- Minimum: 74V AC
- Nominal: 120/220V AC
- Maximum: 264V AC
-
On-State Voltage Drop:
- Maximum: 1.0V @ 0.75 A
-
On-State Current:
- Minimum: 10 mA per channel
- Maximum: 750 mA per channel
- For 1734-OA4: 750 mA per output, 2.0 A max per module
-
Off-State Leakage:
- Maximum: 2.7 mA @ 264V AC
-
Output Current Rating:
- 1734-OA2: 1.5 A (2 channels @ 0.75 A each)
- 1734-OA4: 2.0 A (750 mA per output, 2.0 A max per module)
-
Product Temperature vs Current Derating:
- 1734-OA2:
- 1.5 A max per module @ 50°C (122°F)
- Derates linearly 13% to 1.3 A max per module @ 55°C (131°F)
- 1734-OA4:
- 2.0 A max per module @ 45°C (113°F)
- Derates linearly 30% to 1.4 A max per module @ 55°C (131°F)
- 1734-OA2:
-
Surge Current:
- 16 A for 100 ms, repeatable every 10 seconds
-
Delay Time:
- Off to On: 1/2 cycle
- On to Off: 1/2 cycle
-
Terminal Base Screw Torque:
- 0.8 Nm (7 lb-in.)
-
Module Location:
- Compatible with 1734-TB, 1734-TBS, 1734-TOP, or 1734-TOPS wiring base assembly
-
POINTBus Current:
- Maximum: 75 mA @ 5V DC
-
Power Dissipation:
- 1734-OA2: 2 W @ 264V AC
- 1734-OA4: 3.5 W @ 264V AC
-
Thermal Dissipation:
- 1734-OA2: 6.8 BTU @ 264V AC
- 1734-OA4: 11.9 BTU @ 264V AC
-
Isolation Voltage:
- 240V (continuous), Reinforced Insulation
- Type tested @ 3250V DC for 60 s (field-side to system)
-
External AC Power Supply Voltage:
- Nominal: 120/220V AC @ 60 Hz
-
External AC Power Supply Voltage Range:
- 85...264V AC @ 27...63 Hz
-
Dimensions (H x W x D):
- Approx.: 56.0 x 12.0 x 75.5 mm (2.21 x 0.47 x 2.97 in.)
-
Wiring Category:
- 1 – on signal ports
-
Wire Size:
- Determined by the installed terminal block
-
Weight:
- Approx. 30.9 g (0.068 lb)
-
Pilot Duty Rating:
- DC 14 pilot duty
-
North American Temperature Code:
- T4
-
IEC Temperature Code:
- T4
-
Enclosure Type Rating:
- None (open-style)
-
Keyswitch Position:
- 8
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