ATEX thermowells
For zone separation 0/1 or 20/21
ATEX thermowells made of stainless steel are used for the separation of zones 0 and 1 or 20 and 21. Screw-in sleeves or weld-in sleeves are available from stock in insertion lengths 100 mm, 150 mm, 200 mm, and 300 mm.
 |
 |
 |
|
Screw-in sleeve
or weld-in sleeve |
Special lengths
are available upon request |
Inspection certificate
3.1 as standard |
GENERAL TECHNICAL DATA |
| Material | Stainless steel 1.4571 |
| Max. temperature | 400 °C |
| Diameter of thermowell | 10 × 1.5 mm or 16 × 1.5 mm |
| Max. pressure | 54 bar at a diameter of 10 mm, 36 bar at a diameter of 16 mm, |
| Feature | Zone separation of zone 0 and 1/20 and 21 |
EM series
The devices are available as safety temperature monitors (STW) and safety temperature limiters (STB). In the event of a malfunction the STB places the system being monitored in a safe operating status. Panel-mounted thermostats operate according to the liquid expansion principle.
 |
|
 |
|
Safety switch-off
at -20 °C |
Self-monitoring
in the event of a pressure drop |
Microswitch
|
AMTHF series
The devices of AMTHF series are available with 2, 3, or 4 switching steps as temperature controllers (TR) and temperature monitors (TW). The sequence contact gap of the individual switching steps in Kelvin is adjusted in a fixed manner according to customer requirements per default.
 |
 |
 |
|
For universal
use |
Impervious to
environmental influences |
Without auxiliary
energy |
ATH.-SE series
The devices of the ATH.-SE series are available as temperature monitors (TW), safety temperature monitors (STW), and safety temperature limiters (STB). In the event of a malfunction the STB places the system being monitored in a safe operating status.
|
|
|
|
Impervious to
environmental influences |
Microswitch
|
Without auxiliary
energy |
