1734-OE4C Allen‑Bradley Analog Output Module

Description

1734-OE4C Allen‑Bradley Analog Output Module

Product Dimensions：

Product Description

The Allen-Bradley 1734-OE4C is a POINT I/O Analog Output Module designed for industrial automation systems. It converts digital signals into analog current signals, providing precise control for processes requiring modulating outputs. The module features four single-ended analog output channels, supporting both 4-20 mA and 0-20 mA signal ranges, making it ideal for applications requiring high accuracy and flexibility.

Technical Specifications

• Output Signal Range: 0-20 mA or 4-20 mA (default: 4-20 mA)

• Output Resolution: 16 bits over 0-21 mA (2.5 μA/count)

• Output Conversion Rate: Up to 1 μs

• Output Current Accuracy: 0.1% full scale at 77°F (25°C)

• Data Format: Signed Integer

• Terminal Base: 1734-TB or 1734-TBS wiring base assembly

• Terminal Base Screw Torque: Determined by installed terminal block

• Keyswitch Position: 4

• POINTBus Current, Max: 75 mA

• Power Dissipation, Max:

  • 1.86 W @ 750 Ω on each output

  • 2.15 W @ 0 Ω on each output

• Thermal Dissipation, Max:

  • 6.34 BTU/hr @ 750 Ω load on each output

  • 7.33 BTU/hr @ 0 Ω load on each channel

• Isolation Voltage: 50V, tested at 1500V AC for 60 s (outputs and field power to system, no isolation between individual outputs or outputs to field power)

• Supply Voltage, Backplane: 5V DC

• Supply Voltage Range, Field Power Input: 10…28.8V DC (includes 5% AC ripple), 220 mA, Class 2

• External DC Power Supply Current, Nominal: 110 mA @ 24V DC (including output @ 20 mA)

• Dimensions (H x W x D): 56.0 x 12.0 x 75.5 mm (2.21 x 0.47 x 2.97 in.)

• Weight, Approx.: 36.9 g (1.3 oz)

• Wiring Category: 2 on signal ports, 1 on power ports

• Wire Size: 0.25…2.5 mm² (23…13 AWG) solid or stranded copper wire, rated at 100°C (212°F) or greater, 1.2 mm (3/64 in.) insulation max

• Wire Type: Shielded

• Enclosure Type Rating: None (open-style)

• North American Temp Code: T4

• ATEX Temp Code: T4

• Operating Temperature Range: -4 to 131°F (-20 to 55°C)

• Storage Temperature Range: -40 to 185°F (-40 to 85°C)

• Operating Shock: 30 G

• Non-operating Shock: 50 G

• Operating Vibration: 5 G at 10-500 Hz

• Relative Humidity: Up to 95% non-condensing

Product Advantages

• High Precision: 16-bit resolution and 0.1% accuracy ensure precise control for critical applications.

• Compact Design: Small footprint (56.0 x 12.0 x 75.5 mm) allows easy integration into space-constrained systems.

• Flexible Connectivity: Compatible with POINT I/O communication adapters (ProfiBus, ControlNet, Ethernet), enabling seamless integration into various industrial networks.

• Built-in Diagnostics: Features diagnostics for stable operation and simplified troubleshooting.

• Modular Flexibility: Part of the POINT I/O family, allowing mix-and-match with other modules to reduce system costs and size.

• Robust Isolation: 50V isolation (tested at 1500V AC) ensures reliable performance in harsh environments.

• Wide Voltage Range: Operates between 10-28.8V DC, accommodating various power supplies.

Precautions

• Electrostatic Discharge (ESD): Follow ESD prevention guidelines to avoid damaging the module. Ensure proper grounding during installation.

• Wiring: Use shielded copper wire (0.25…2.5 mm², rated at 100°C) to minimize signal interference. Follow Industrial Automation Wiring and Grounding Guidelines (publication 1770-4.1).

• Environmental Conditions: Operate within -20 to 55°C and up to 95% non-condensing humidity. Avoid extreme temperatures or vibrations beyond specified limits.

• Certifications: Verify product certifications, as those before or after September 8, 2025, may differ. Check the product label for specific certifications.

• Power Supply: Ensure the external DC power supply is Class 2 and within 10-28.8V DC to prevent damage.

• Installation: Mount on a DIN rail with compatible 1734-TB or 1734-TBS terminal bases. Ensure proper torque for terminal screws as specified by the terminal block.

• Hazardous Locations: Adhere to North American (Class I, Division 2, Groups A, B, C, D) and European hazardous location approvals for safe operation.

Applications

• Process Control: Ideal for modulating control in industries like oil and gas, chemical processing, or water treatment, where precise analog outputs are required.

• Industrial Automation: Used in PLC systems to control actuators, valves, or variable frequency drives requiring 4-20 mA or 0-20 mA signals.

• Manufacturing: Supports automated production lines for precise control of machinery and equipment.

• Building Automation: Controls HVAC systems or other environmental controls requiring analog outputs.

• SCADA Systems: Integrates with supervisory control and data acquisition systems for real-time process monitoring and control.

For additional technical documentation, visit the Rockwell Automation Technical Documentation Center or Literature Library.

Shipping Port: Xiamen, China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

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