Connection Information - Siemens SIPROCESS GA700 Compact Operating Instructions

Incorrect selection of type of protection
Risk of explosion in areas subject to explosion hazard.
This device is approved for several types of protection.
1. Decide in favor of one type of protection.
2. Connect the device in accordance with the selected type of protection.
3. In order to avoid incorrect use at a later point, make the types of protection that are not used
Protection for use in Zone 2
Operation of the device without protection can lead to injury and/or material damage and
environmental damage.
• Equip the device including electrical connections and front plate with suitable protection for
Connecting/disconnecting signal cables
The following generally applies for devices in type of protection "non sparking":
• De-energize the device before plugging/removing signal cable plugs.
Any exceptions are noted in the corresponding certificate.
5.2.3

Connection information

Note
Insulation of external connections
The insulation of the external connections against the power inlet for proper operation of the
device with a rated voltage up to 300 V is designed for 3000 V AC.
Note
Connection requirements
The power cable must comply with the valid regulations and conditions for the place of
installation and be provided with a protective conductor at the potential of the enclosure. The
cross-section of each wire must be ≥1 mm
Devices in explosion-proof design
Compact Operating Instructions, 01/2022, A5E35134047-11
WARNING
permanently unrecognizable on the nameplate.
CAUTION
use in Zone 2 which meets the required IP degree of protection and the mechanical degree
of protection.
CAUTION
(AWG 17).
2
Connecting
5.2 Electrical connections
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