Product Short Description
Product Name
Honeywell CC-TAOX01 Non-Redundant Analog Output IOTA
Product Introduction
CC-TAOX01 is a Series C analog output termination assembly. It provides the field-wiring interface between an 8-channel 4-20 mA analog output module and control valves, positioners, actuators, I/P converters or variable-speed drives. The non-redundant IOTA includes loop power, diagnostics and configurable safe-state behavior.
Description
Technical Specifications
Part number: 51308351-175
Product type: analog output IOTA
System compatibility: Honeywell Experion PKS Series C I/O, C300 controller
Form factor: 6-inch non-redundant IOTA
Output channels: 8 isolated 4-20 mA outputs
Compatible electronic module: CC-PAON01 or system-approved analog output module
Output ripple: less than 100 mV peak to peak at power-line frequency across a 250 Ω load
Temperature drift: 0.005% of full scale per °C
Output readback accuracy: ±4% of full scale
Output current linearity: ±0.05% of full scale nominal
Resolution: ±0.05% of full scale
Calibrated accuracy: ±0.35% of full scale at 25°C, including linearity
Directly settable output current range: 0 mA and 2.9 mA to 21.1 mA
HART output total current: maximum approximately 22.5 mA when HART modulation is included
Maximum resistive load: 800 Ω at 24 VDC supply of 22-28 VDC
Maximum compliant voltage: 16 V at 24 VDC supply of 22-28 VDC
Field power: 24 VDC
Operating temperature: 0°C to 60°C
Humidity: 5% to 95% non-condensing
Coating: coated PCB option
Functional Features
Supports 4-20 mA analog output with HART protocol capability in the associated output loop. Detects open-wire conditions and reports output discrepancies through readback. Configurable FAILOPT behavior allows each channel to hold the last value or shed to a safe value. Short-circuit protection safeguards the field loop. Non-incendive output supports suitable Class 1, Division 2 or Zone 2 installations.
Application Scenarios
Control-valve positioners, smart valve actuators, I/P converters, variable-frequency drives, chemical dosing pumps, burner control actuators, and boiler or turbine analog set-point loops. Applicable to oil and gas, chemical processing, power generation and pharmaceutical manufacturing.
Performance Parameters
Eight isolated outputs provide independent control loops. The 800 Ω maximum load at 24 VDC allows long cable runs when loop resistance remains within limit. Output readback supports detection of open, shorted or discrepant field loops. Actual calibrated performance depends on the paired output module, field load, supply voltage and project configuration.
Installation Requirements
Mount CC-TAOX01 in the assigned Series C carrier position and install the approved 8-channel analog output module. Connect shielded twisted-pair field wiring to the output terminals, observing polarity and common connection. Confirm loop load does not exceed 800 Ω at the available 24 VDC supply. Configure output range, FAILOPT action and HART settings in the Experion project before placing the loop in automatic control.
Usage Precautions
De-energize field power and backplane power before wiring unless the carrier explicitly supports hot replacement. Do not substitute CC-TAOX01 for a redundant analog output IOTA without verifying carrier and module compatibility. Keep shield terminations at the designated cabinet ground point to avoid ground loops. Test both HOLD LAST VALUE and SHED TO SAFE VALUE logic during commissioning because incorrect fail-safe behavior can create unsafe actuator movement during power or communication loss.






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