Technical Data; Rated Conditions; Construction - Siemens SIWAREX JB Operating Instructions Manual

Technical data

8.1

Rated conditions

SIWAREX JB is simple electrical equipment according to EN 60079-11 and can be used in
intrinsically safe circuits including in hazardous areas. The connection board of SIWAREX JB
meets the requirements for disconnecting intrinsically safe circuits: Clearances and creepage
distances: > 2 mm.
Ambient condition
Ambient temperature
Storage temperature
Degree of protection
8.2

Construction

Table 8-1 Stainless steel enclosure without ATEX approval
Variable
Enclosure material
Weight
Color
Cable glands
• Load cells
• Signal cable
Screw terminals
• Vibration test
• Tightening torque
Core cross-section
Tightening torque mounting
screw of the cover
Table 8-2 Stainless steel enclosure with ATEX approval
Variable
Enclosure material
Weight
SIWAREX JB
Operating Instructions, 09/2022, A5E43011851-AD
Value
Stainless steel 1.4301
Approx. 0.9 kg
Polished stainless steel
Screw
M16 x 1.5 mm
M20 x 1.5 mm
according to DIN EN 60068 2 6: 1996 05
10 ... 150 ... 10 Hz, amplitude 0.35 mm
Maximum 0.6 Nm
0.14 ... 1.5 mm²
1 ... 1.5 Nm
Value
Stainless steel 1.4301
Approx. 0.9 kg
Value
-40 to +80 °C
-40 ... +70 °C
IP66, DIN 60529 for the terminal box with alumi‐
num and stainless steel enclosure
IP54, DIN 60529 for the terminal box with polyester
enclosure
Terminal area
4.5 ... 9 mm
7 ... 12.5 mm
8
Tightening torque
10 Nm
12 Nm
31