Instruction Manual DualScat Ex
12
10118E/5
3.2.3
Opening the SIREL Ex housing
You must interrupt the service voltage (explosion hazard) before opening the
SIREL Ex housing.
Action
Remarks
1.
Interrupt the service voltage to the
SIREL Ex.
Section 3.2.4
2.
Place a square wrench on the square
element (arrow) and unlock the cov-
er by rotating a quarter turn to the
left.
Square wrench
Section 1.2
3.
Pull down the cover to open.
3.2.4
Establish SIREL SMD/ Ex electrical connections
For information about control signals, please refer to Section 2 in the Refer-
ence Handbook.
The terminals of the SIREL Ex are located in the lower part of the housing
(Figure 10). The housing must be open in order to connect the electrical con-
nections.
Section 3.2.3
The terminal assignment is identical for the SIREL SMD and SIREL Ex.
Summary of Contents for DualScat Ex
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