5X00846G01 Westinghouse Ovation Digital Input Module

Emerson Ovation 5X00846G01 – 8-Channel Fast HART Analog Output Module

The Emerson Ovation 5X00846G01 is an 8-channel Fast HART analog output module optimized for high-speed, precise analog control of field actuators. It combines 16-bit resolution with HART protocol support, enabling both rapid process control and intelligent device management.

• Channels: 8 independent analog output channels
• Output Type: 4–20 mA (standard), 0–20 mA, 0–10 V (configurable)
• HART Support: Fast HART protocol for smart actuator communication
• Resolution: 16-bit
• Accuracy: ±0.1% of full scale
• Response Time: <250 µs
• Load Capacity: Up to 750 Ω
• Power Supply: 24 VDC from Ovation backplane
• Operating Temperature: −40°C to +85°C (some sources cite 0°C to +60°C; verify revision)
• Storage Temperature: −40°C to +85°C
• Mounting: DIN rail or Ovation I/O rack
• Dimensions: 125 × 75 × 25 mm (typical)
• Weight: 0.45–0.6 kg
• Certifications: CE, RoHS, UL

Technical Specifications Table

FAQ – 5X00846G01

1. What makes this a "Fast" HART module?
   Fast HART reduces command-response latency compared to standard HART, enabling quicker device polling and faster loop updates for critical control applications.
2. Can it control both HART and non-HART actuators?
   Yes. Non-HART devices receive standard 4–20 mA. HART devices additionally provide position feedback, diagnostics, and configuration access.
3. What is the difference between 5X00846G01 and 5X00063G01?
   Both are 8-channel HART analog outputs. 5X00846G01 emphasizes faster response time (<250 µs) and may support advanced HART commands. 5X00063G01 is the general-purpose HART output.
4. Is voltage output (0–10 V) available on all channels?
   Voltage output availability depends on module revision and personality file. Verify in Ovation configuration software before specifying for voltage-driven actuators.

Installation Guide

• Step 1: Install module into Ovation analog output slot. Confirm keying and anti-static precautions.
• Step 2: Wire actuators to screw terminals. For HART devices, ensure minimum 250 Ω loop resistance is present (may be internal or external).
• Step 3: In Ovation Developer Studio, enable Fast HART on channels where required, assign device tags, and configure control strategy.
• Step 4: Set output scaling: 4 mA = 0% command, 20 mA = 100% command (or custom EU range).
• Step 5: Validate with HART communicator: verify device responds to HART commands, readback position matches commanded value, and diagnostic status is healthy.

Selection Tips

Select 5X00846G01 for high-speed HART analog output in demanding applications such as turbine fuel control, compressor anti-surge valves, or fast-response process loops. If your application does not require sub-millisecond response, 5X00063G01 may be more economical. For non-HART basic output, consider 1C31132G01 or 5X00589G01.