Discrete Input channel specifications

Table: Discrete Input dry contact channel specifications
Item Specification
Number of channels 16
Channel to channel isolation None
Detection level for On > 2.1 mA
Detection level for Off < 1.2 mA
Voltage applied to sensor 8.0 VDC ±10% from 1 KΩ
Line fault detection
  • Short circuit: < 200 Ω
  • Open circuit > 40 KΩ
Pulse count input frequency (channels 1 and 2 only) 10 KHz maximum (40 usec minimum pulse width)

Refer to document 12P3292, DeltaV Type KJ7000 Series Zone 1 I/O System Installation Instructions for the Discrete Input channels' entity parameters. This document can be found on the DeltaV Documentation Library DVD. This document is in Portable Document Format (.PDF). A letter (A-Z) is appended to the filename and is incremented for each release of the document.

NAMUR sensors and line fault detection

Wiring diagram and terminations

Figure: Wiring diagram and terminations for Discrete Input channels