Janitza RCM 202-AB Bruksanvisning
Janitza
Mätutrustning
RCM 202-AB
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Sida 1/68
Dok.-Nr. 2.551.025.1.j 06/2021
Janitza electronics GmbH
Vor dem Polstück 6
D-35633 Lahnau, Germany
Support Tel. +49 6441 9642-22
E-Mail: info@janitza.de
www.janitza.de
www.janitza.de
RESIDUAL CURRENT MEASUREMENT DEVICE
RCM 202-AB
(from firmware V1.3.0)
User manual and technical data
2
RCM 202-AB
www.janitza.de
3
www.janitza.de RCM 202-AB
RCM 202-AB 3
Table of contents
1 Information about using this user manual .......................................... 7
1.1 General information ................................................................................. 7
1.2 Abbreviations used .................................................................................. 7
1.3 Notes on terminology ............................................................................... 7
2 Safety instructions ................................................................................ 8
2.1 Symbols used .......................................................................................... 8
2.2 General safety instructions ...................................................................... 8
3 Purpose - Intended use ......................................................................... 9
4 Scope of delivery ................................................................................. 10
5 Overview of the RCM 202-AB.............................................................. 10
5.1 Device view ........................................................................................... 10
5.2 Device dimensions ................................................................................. 11
5.3 Labeling ................................................................................................. 11
6 Functions ............................................................................................. 12
6.1 Basic functionality .................................................................................. 12
6.1.1 Residual current monitoring principle ..................................................... 12
6.1.2 Current measurement transformer monitoring ....................................... 13
6.2 Parameterization options ....................................................................... 13
6.2.1 Warning and alarm thresholds ............................................................... 14
6.2.2 Hysteresis .............................................................................................. 14
6.2.3 Delay times ............................................................................................ 15
6.3 Extreme value storage ........................................................................... 16
6.4 Measured value memory/historical data ................................................ 16
6.5 RS485 interface (Modbus) ..................................................................... 17
6.6 Digital outputs ........................................................................................ 19
6.7 Analog outputs (interfaces 4 … 20 mA) .................................................. 19
7 Connection assignment ...................................................................... 20
8 Application example ............................................................................ 22
8.1 Application example RCM 202-AB in stand-alone mode ....................... 22
8.2 Application example analog outputs (interface 4 … 20 mA) ................... 22
8.3 Application example analog outputs and UMG 96RM-E ........................ 23
8.4 Application examples via Modbus (RS485 interface) ............................. 24
9 Assembly, commissioning and configuration .................................. 25
9.1 Assembly (initial installation) .................................................................. 25
9.2 Commissioning ...................................................................................... 26
9.3 Configuration (parameterization) ........................................................... 27
Produktspecifikationer
| Varumärke: | Janitza |
| Kategori: | Mätutrustning |
| Modell: | RCM 202-AB |
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