JUMO 602021 Panel-Mounted Thermostat EM Series Up to 500C Operating Manual - Manual (Page 3)

Contents
1 Introduction .................................................................................. 4
1.1 Typographical conventions ......................................................................... 4
1.1.1 Warning signs ................................................................................................. 4
1.1.2 Note signs ...................................................................................................... 4
1.2 Application .................................................................................................... 5
1.3 Marking ......................................................................................................... 5
1.4 Safety notes .................................................................................................. 6
2 Instrument identification ............................................................. 7
2.1 Type nameplate ............................................................................................ 7
2.2 Type designation .......................................................................................... 8
3 Mounting ...................................................................................... 9
3.1 Dimensions ................................................................................................... 9
3.2 Fixing the panel-mounting thermostat ..................................................... 11
3.2.1 Mounting the switch head ............................................................................ 11
3.3 Capillary / temperature probe / pocket .................................................... 13
3.3.1 General ......................................................................................................... 13
3.3.2 Approved probes or pockets ....................................................................... 13
3.4 Permissible loading on the pocket ........................................................... 14
3.4.1 Pockets 20, 22/23, 40 and 41/42 ................................................................. 14
4 Installation .................................................................................. 18
4.1 Regulations and notes ............................................................................... 18
4.2 Electrical connection ................................................................................. 18
4.3 Connection diagrams ................................................................................. 20
5 Settings ....................................................................................... 21
5.1 Unlocking the operating temperature limiter (TB)
or protection temperature limiter (STB) ................................................... 21
5.2 Setpoint adjustment ................................................................................... 22
5.3 Self-monitoring on the STB and STW (STB) ............................................ 22
5.4 Use of the STW (STB) as STB .................................................................... 22
6 Instrument description .............................................................. 23
6.1 Technical data ............................................................................................. 23