Identifying The Device; Type Plate (Example); Type Designation - JUMO EM Series Operating Instructions Manual

2 Identifying the device

2.1

Type plate (example)

2.2

Type designation

Type
designation
8
( 1 )
( 2 )
( 3 )
( 4 )
( 1 ) Type
( 2 ) Type code
( 3 ) Control- and limit value range / ambient temperature at which this
thermostat was calibrated (option)
( 4 ) Contact rating
( 5 ) Permissible ambient temperature
( 6 ) Serial number
( 7 ) Week of manufacture
( 8 ) Year of manufacture
EM - .. - .. - .. /
- 20 - E
- 30 - E
- 80
.. Panel-mounting thermostat with single-pole
micro switch, connection "10" as standard
(plain cylindrical probe)
Safety temperature monitor STW (STB) with
change-over contact, limit value adjustable
Safety temperature monitor STW (STB) with
change-over contact, limit value permanently
factory-set
Safety temperature limiter STB with N/C con-
tact and restart lock, limit value permanently
factory-set
/ 707 Temperature compensation on the switching
head
/ 702 Snap switch contacts, gold plated
/ 574 Micro switch with N/C contact,
restart lock and additional signal contact (STB
only)
( 5 )
( 7 )
( 6 )
( 8 )