Overview

The 51304335‑200 (MU‑TAOX52) is a screw‑terminal, redundant‑capable AO FTA that mates with the MC‑TAOX52 IOP module. It provides field‑side termination, signal conditioning, and 1:1 redundancy switching for 8 analog output channels in Honeywell’s legacy DCS.

Technical Specifications

Part Number: 51304335200 / 51304335‑200

Designation: MU‑TAOX52 (8‑ch AO Redundancy FTA)

System Compatibility: Honeywell TDC 3000, TPS, Experion PKS (UCN)

Mating IOP: MC‑TAOX52 (8‑ch AO IOP, 51304335‑275)

Channels: 8 isolated analog outputs

Signal Types: 4–20 mA (default), 0–10 VDC (jumper selectable)

Termination: Screw terminals (field wiring)

Redundancy: 1:1 automatic failover (primary/secondary IOP)

Backplane Voltage: 5 VDC

Field Power: 24 VDC (external)

Operating Temp: 0°C to +60°C

Humidity: 5%–95% non‑condensing

Dimensions (W×H×D): ~307 × 120 × 35 mm (Size B, 12 in)

Weight: ~0.48 kg

Conformal Coating: No (not coated)

CE Compliance: No

Key Features

8‑Channel Screw Terminal: Direct, reliable field wiring for 8 AO loops.

Redundancy Switching: Automatic switchover to secondary MC‑TAOX52 IOP on fault.

Jumper‑Selectable Output: 4–20 mA / 0–10 VDC to match valve/VFD/actuator requirements.

LED Status Indicators: Power, channel, fault, and redundancy mode LEDs.

Hot‑Swap Compatible: Replaceable without system shutdown.

Uncoated PCB: Lower cost; for clean, non‑harsh environments.

Applications

Honeywell TDC 3000 / TPS / Experion PKS I/O cabinets

Oil & gas, petrochemical, power, pulp & paper, water treatment

8‑loop analog control (valves, actuators, VFDs)

High‑availability systems with redundant AO IOPs

Related Part Numbers

51304335‑200: MU‑TAOX52 (8‑ch AO FTA, this model)

51304335‑275: MC‑TAOX52 (8‑ch AO IOP, non‑redundant)

51304335‑125: MU‑TAOX12 (8‑ch AO FTA, coated, CE)

51304335‑175: MC‑TAOX12 (12‑ch AO IOP)