Using Ex P; Cable Glands - Siemens SIPROCESS GA700 Compact Operating Instructions

Climatic conditions
Permissible ambient temperature
for OXYMAT 7 and CALOMAT 7
Permissible ambient temperature
during operation for ULTRAMAT 7
Pollution degree
1) Permissible temperature range is reduced if module is used in combination with Ultramat 7
7.1.2.1

Using Ex p

Purging gas failure for operation with type of explosion protection Ex p
Explosion hazard
In the case of operation with the type of protection Ex p, explosive media can form if the
purging gas fails.
• De-energize all sources of ignition when purging gas fails.
• Stop supply of flammable process gases.
Using Ex px
Risk of explosion in hazardous areas.
When using type of protection Ex px, route all electric inlets and outlets across Ex coupling
relays.
7.1.2.2

Cable glands

Note
Ranges of the cable glands
Use cables matched to the ranges of the cable glands:
• Cable gland M16 x 1.5 (plastic): Range 5 to 10 mm (0.2" .. 0.39")
• Cable gland M16 x 1.5 (metal): Range 6 to 10 mm (0.2" .. 0.39")
• Cable gland M20 x 1.5 (plastic/metal): Range 10 to 14 mm (0.4" .. 0.55")
SIPROCESS GA700 rack and wall mounted devices
Compact Operating Instructions, 06/2023, A5E35134047-AB
0 ... 50 °C (32 ... 122 °F)
1)
5 °C ... +45 °C (41 ... +133 °F)
2
WARNING
WARNING
Technical data
7.1 General technical specifications
91