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Watlow ez-zone, Rms module, Chapter 1 overview – Watlow EZ-ZONE RM-Scanner-Modul User Manual

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Watlow EZ-ZONE

®

RMS Module

9

Chapter 1 Overview

EZ-ZONE RMS Module - System Diagram

16 Scanner Channels - Slots A, B, D and E

R M S x - [R,P] [R,P] [R,P] [R,P] - A A A A

Push to select Zone

Address and Protocol

None, Thermocouple, 2-Wire RTD (100, 1k),
Thermistor (5k, 10K, 20k, 40k), Process
(V, mV, mA) or 1K Potentiometer

Analog Input 1 through 16

Alarms

Output

Function

Input

Function

Zone and Status

LED

Zone Selection

Button

D

E
B

A

S

M

EIA - 485 Communications

Standard Bus

(optional Modbus RTU)

Inter-module Bus

Indicates Zone

Address

Card Status

Slots A, B, D, E

RUI,

PC, PLC or HMI

Other RM Modules

Power Supply

Modbus RTU

Address 1 - 16

Standard Bus

Zone 1 - 16

Supervisory &

Power Board

Slot C

20.4 to 30.8 Vac or Vdc

Indicates communications
activity (Modbus or Stand-
ard Bus)

Slot A, B, D, E

Input Sensor