The Honeywell 51401594‑200, also cataloged as the 51401594 High‑Level Analog Input / KJMP Card, operates as a dedicated hardware component for analog signal acquisition and data interfacing within Honeywell DCS and PLC platforms.
Hardware Specifications
Parameter
Specification
Model
51401594‑200
Brand
Honeywell
Module Type
High‑Level Analog Input / KJMP Card
Dimensions
Approx. 160 mm × 110 mm × 30 mm (6.30" × 4.33" × 1.18")
Weight
0.30 kg (0.66 lbs)
Compliance
RoHS Compliant
System Applications
DCS, PLCs, industrial process control, data acquisition
4-20 mA HART Loop Protocol
The 51401594‑200 card supports integration with 4‑20 mA HART loop environments, enabling analog signal acquisition with diagnostic overlay. Cold junction compensation (CJC) ensures accurate measurement of thermocouple inputs, while channel‑to‑channel isolation prevents interference between adjacent analog signals. This design maintains deterministic performance in Honeywell distributed control systems.
Frequently Asked Questions
Q: Can the 51401594‑200 be hot‑swapped during operation? A: No. Modules must be powered down before replacement to avoid transient signal faults.
Q: How does RoHS compliance affect installation? A: RoHS compliance ensures materials meet environmental standards; installation procedures remain unchanged.
Q: Is channel isolation supported? A: Yes. Channel‑to‑channel isolation minimizes cross‑talk and preserves measurement accuracy.
Field Installation Guidelines
Mount the card securely within the designated rack slot.
Ensure shielded analog wiring is grounded at a single point to minimize noise.
Maintain separation between analog signal wiring and high‑voltage circuits.
Verify connector engagement to prevent intermittent signal loss.
Perform diagnostic checks after installation to confirm measurement integrity.
