Product Architecture & Technical Brief
- The V18348-10111310110 is the pinnacle of ABB’s TZIDC-200 series for hazardous zones.
- As a microprocessor-based instrument, the V18348 delivers real-time HART diagnostics.
- It ensures precise positioning for both linear and rotary actuators via an adaptive control algorithm.
- The unit is housed in a robust, aluminum flameproof enclosure for volatile atmospheric conditions.
Configuration Tree & Suffix Breakdown
- Core Model: V18348 (TZIDC-200 Series)
- • [1] Explosion Protection: ATEX Ex d II C T4/T5/T6 Gb (Flameproof)
- • [0] Case Material: Varnished Aluminum for DIN/IEC 534 or VDE 3845 mounting
- • [1] Local Interface: Integrated Operator Panel with LCD in cover
- • [1] Output Logic: Single-acting, Fail-Safe (venting on power loss)
- • [3] Connection Ports: 1/2-14 NPT (Electrical) & 1/4-18 NPT (Pneumatic)
- • [1] Feedback Module: Plug-in Analog Position Feedback (4…20 mA, 2-wire)
- • [0] Mechanical Kit: Standard Build (Without additional digital kits)
- • [1] Bus Protocol: HART Communication (Factory-set address)
Advanced Control & Diagnostic Capabilities
- Adaptive Tuning: Automatic adjustment of tolerance bands (0.3%) and dead bands (0.1%) to match process dynamics.
- Digital Input Logic: Configurable safety overrides including “Move to 0%” or “Local Configuration Lockout.”
- Travel Management: User-defined travel limits (minimum 20% range) and separate travel time prolongation.
- Smart Diagnostics: Collective alarm polling via digital output for deviation, leakage, and hardware health.
Oiltech Controls Limited’s Insight
- The V18348-10111310110 is the “workhorse” for offshore and refinery applications.
- This V18348 build includes a built-in analog feedback module for modern SCADA integration.
- We recommend this unit for high-vibration environments where manual calibration is impractical.
- Its auto-adjust feature handles nonlinearities in actuator linkage with exceptional stability.
Target Equipment & Applications
- Actuators: Fisher 667/657 series, Valtek, and Flowserve linear actuators.
- Valve Types: High-pressure globe valves, eccentric plug valves, and V-port ball valves.
- Environments: Natural gas processing, chemical refineries, and hydrogen storage facilities.
Logistics & Service Policy
- Condition: 100% Brand New, original ABB factory packaging.
- Warranty: 12-Month Industrial Warranty from date of shipment.
- Shipping: Global Express via FedEx, UPS, or DHL.
- Lead Time: Ready-to-ship status; dispatched within 24-48 hours.
Engineering FAQ (Experience-Based)
- How does the V18348 handle signal interruptions in split-range operations?
- The unit is configurable for a minimum range of 3.2 mA. If signal falls below this, fail-safe logic vents the output.
- Can I perform a full calibration without a HART communicator?
- Yes. The V18348 features a local panel under the cover for “Autoadjust” via push-buttons.
- What is the significance of the 24V DC signal at the digital input?
- It serves as a safety interlock. If voltage drops below 10V DC, pre-configured protective functions activate.
- Why choose the aluminium varnished case over stainless steel?
- This V18348 case offers superior heat dissipation and weight reduction for small actuators.
- Selection Advice: When should I choose the TZIDC-200 over the TZIDC-100?
- Select the V18348 (TZIDC-200) specifically when your site requires a flameproof (Ex d) enclosure.
Contact Information Inquiries: info@oiltechcontrols.com , +86 158 8020 0923
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