SITRANS LR200 (HART) Quick Start Manual - Siemens

2 mm lid-lock set
screw.
1. If you want to rotate the instrument on the process
connection, use the 2 mm Allen key provided to loosen
cable
the locking ring (see illustration on page 2).
shield
2. Use the Allen key to loosen the lid-lock set screw.
3 Using a screwdriver for leverage if necessary, unscrew the cover.
4. Connect the wires to the terminal as shown: the polarity is identified on the terminal
block.
5. Ground the instrument according to local regulations.
6. Tighten the gland to form a good seal.
Wiring setups for hazardous area installations
There are five wiring options for hazardous area installations. In all cases, check the
nameplate on your instrument, and confirm the approval rating.
1. Flameproof wiring method
Approval Rating (see nameplate, inside front cover) Valid for:
ATEX II 1/2 G, EEx dm ia IIC T4 Europe
• For power demands see Curve 2 (Flameproof, Increased Safety, Explosion-proof) on page
5 of Appendix A.
• For wiring requirements follow local regulations.
• See also Instructions specific to hazardous area installations on page 10.
2. Increased safety wiring method
Approval Rating (see nameplate, inside front cover) Valid for:
ATEX II 1/2 G, EEx em ia IIC T4 Europe
• For power demands see Curve 2 (Flameproof, Increased Safety, Explosion-proof) on page
5 of Appendix A.
• For wiring requirements follow local regulations.
• See also Instructions specific to hazardous area installations on page 10.
7ML19985QL83 SITRANS LR200 (HART) – QUICK START MANUAL Page EN-7
English