Product Details
The Foxboro 873EC-BIPFGZ, also cataloged as the 873EC-BIPFGZ Electrochemical Analyzer, operates as a dedicated hardware component for electrodeless conductivity measurement and liquid analytical sensing within Foxboro I/A Series DCS platforms. Operating on 220 VAC (50/60 Hz, 10.2 W) or secondary 24 VDC rails, this panel-mounted operator interface unit conditions signals from non-contact toroidal sensors, processes temperature input via a 100K thermistor, and provides continuous 4-20 mA analog output transmission across an operating temperature range of -40 to +70 deg C (-40 to +158 deg F).
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 873EC-BIPFGZ |
| Brand | Foxboro |
| Origin | USA |
| Weight | 10.01 lbs (4.54 kg) |
| Dimensions | Standard Foxboro Panel-Mount Enclosure |
| Operating Temp | -40 to +70 deg C (-40 to +158 deg F) |
| Power Consumption | 10.2 W |
| Power Supply | 220 VAC, 50/60 Hz (Auxiliary 24 VDC support) |
| Analog Output | 4-20 mA DC |
| Temperature Sensor | 100K thermistor input |
| Shock Tolerance | 10 g, 1/2 sine wave for 11 ms |
| Vibration Tolerance | 1 mm peak-to-peak (2 Hz to 13.2 Hz); 0.7 g (13.2 Hz to 150 Hz) |
| Humidity Range | 5% to 95% non-condensing |
DCS Process Control and Cold Junction Compensation
The Foxboro 873EC-BIPFGZ electrochemical analyzer integrates precise signal conversion electronics for continuous 4-20 mA HART loop protocol telemetry and industrial digital communication. Designed for harsh process environments, internal input stages feature channel-to-channel isolation to prevent ground loops between field-mounted toroidal sensors and central control systems. Integrated thermal algorithms utilize the dedicated 100K thermistor input for accurate automatic temperature compensation (ATC), preventing chemical concentration calculation errors caused by process solution thermal shifts.
Frequently Asked Questions
Q: How does the integrated 100K thermistor interface manage temperature drift during concentration measurements?
A: The analyzer continuously measures real-time solution temperature via the 100K thermistor input, applying internal mathematical matrix scaling to compensate the 4-20 mA output signal back to standard reference temperatures.
Q: What grounding procedure prevents signal noise on the 4-20 mA analog output lines?
A: The sensor shield drain wire must connect directly to the primary chassis earthing lug, ensuring ground loops do not corrupt high-frequency electrodeless drive frequencies or output current loops.
Field Installation Guidelines
- Cut panel opening to specified enclosure dimensions and verify front gasket sealing prior to inserting chassis.
- Secure side-mounting brackets evenly against cabinet wall to maintain environmental seal and vibration stability.
- Wire 220 VAC primary supply leads to designated terminal strip points, keeping high-voltage AC conductors isolated from low-voltage 4-20 mA loop lines.
- Connect electrodeless probe lead cables and 100K thermistor wires to isolated input terminals, terminating braided shielding at cabinet ground earth.
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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