Armstrong Emech G2 - Table of Contents

Table of Contents
1.0 - Model G2 Actuator Data Sheet ..............................................................................2
Parts and Materials ........................................................................................................3
Dimensions ....................................................................................................................4
Technical Data ...............................................................................................................5
2.0 - Mechanical Installation .........................................................................................7
2.1 - Assembly of G2 Actuator onto a 3-Port Mixing Valve (3/4” to 2”) ....................................7
2.2 - Assembly of G2 Actuator onto other valves .....................................................................8
3.0 - Electrical Installation ............................................................................................9
3.1 - General Information ......................................................................................................... 9
3.2 - Wiring Instructions ........................................................................................................ 10
3.2.1 - Wiring Instructions .............................................................................................. 10
3.2.2 - Power Supply Wire Specification ......................................................................... 11
3.2.3 - Wiring of Actuator mA Loop Reciever ................................................................. 11
3.2.4 - Wiring of Actuator mA Loop Transmitter ............................................................. 12
4.0 - Current Loop I/O ..................................................................................................15
4.1 - Standard Configuration of Current Loop Input for Temperature Mode ............................15
4.2 - Standard Configuration of Loop Input for Positioner Mode ............................................17
4.3 - Standard G2 Current Loop Output Characteristic ............................................................19
5.0 - Keypad Operating Instructions ............................................................................21
5.1 - Capacitive Buttons ..........................................................................................................21
5.2 - Lockout ...........................................................................................................................21
5.3 - Actuator Menu Structure .................................................................................................22
5.4 - Actuator Menu Descriptions ............................................................................................ 24
5.5 - Modbus Registers ...........................................................................................................27
6.0 - Troubleshooting Guide ........................................................................................28
7.0 - Limited Warranty and Remedy ...........................................................................32