Manual

1. Safety instructions 4

2. Description 4

3. Technical data and intended use 5

4. Switch contacts 7

5. Commissioning 9

6. Maintenance and servicing / cleaning 9

7. Repairs 9

8. Disposal 9

Appendix 1: Declaration of conformity for Models 2XX.51

with inductive contacts Model 831

Appendix 2: EC-type examination certificate (Ex approval

for gases) for slot-type initiators types SJ

(WIKA-Model 831)

11-13

Appendix 3: EC-type examination certificate (Ex approval

for gases) for SN-sensors types SJ

(WIKA-Model 831-SN / S1N)

14-17

Appendix 4: EC-type examination certificate (Ex approval

for dust) for SN-proximity sensors types SJ

(WIKA-Model 831 and 831-SN / S1N)

18-22

WIKA Operating instructions pressure gauges Model 2 with 831 per ATEX

2064246 07/2009 GB/D/F

Contents