Product Details
The Honeywell TK-OAV081, also cataloged as the TK-OAV081 Analog Output Module, operates as a dedicated hardware component for multi-channel field control signal synthesis within Honeywell Experion PKS Experion Series C I/O platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | TK-OAV081 |
| Brand | Honeywell |
| Origin | USA |
| Weight | 0.5 kg |
| Operating Temp | -40 to +70 deg C |
| Power Dissipation | 6.9 W max |
| Number of Points | 8 channels |
| Output Voltage Range | +/-10.4 V |
| Output Current Range | 0 to 21 mA |
| Voltage / Current Resolution | 320 uV per count / 650 nA per count |
| Drive Capability | >2000 ohm (Voltage) / 0 to 750 ohm (Current) |
| Calibrated Accuracy | Better than 0.05% of range at 25 deg C |
| Channel Isolation | 2550 VDC user-to-system isolation (1 s test) |
| Module Update Rate | 25 ms across all channels |
| Connection Terminal Block | TC-TBNH, 20-position terminal block |
4-20 mA HART Loop Protocol & Channel Isolation
The module generates analog voltage and current loops while providing robust 2550 VDC isolation between user-side field wiring and internal system logic. Each of the 8 configurable outputs features built-in electronic current limiting capped at 21 mA or less, along with continuous 24 VAC/VDC overvoltage protection. Integrated channel circuitry maintains low output drift profiles (50 uV/deg C voltage drift, 100 nA/deg C current drift) and transparently passes high-frequency digital frequency-shift keying (FSK) signals to support 4-20 mA HART loop protocol field positioners and control devices without disrupting primary current loop stability.
Frequently Asked Questions
Q: What protection mechanisms shield the output channels against external wiring faults?
A: Outputs include continuous overvoltage protection against 24 VAC/VDC at room temperature and electronic short-circuit current limiting capped at 21 mA or less.
Q: What terminal block hardware is required for wiring the TK-OAV081 assembly?
A: Field connections route through a dedicated 20-position terminal block, designated under part number TC-TBNH.
Field Installation Guidelines
- Verify that the host I/O carrier rack is properly grounded before sliding the TK-OAV081 module into its assigned slot.
- Ensure field wiring is landed securely on the TC-TBNH 20-position terminal block, keeping voltage and current loop wiring segregated.
- Terminate signal cable shield drain wires at the single-point cabinet ground bar to prevent RFI noise coupling.
- Verify that total load resistance on current output channels does not exceed 750 ohm and voltage loads remain above 2000 ohm.
- Lock the module faceplate retention latches to ensure solid electrical contact with the backplane connector.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
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