KROHNE OPTISWITCH 3300C 2wire EN - Manual (Page 32)

Voltage supply
Supply voltage
10 … 36 V DC (via the signal conditioning
instrument)
Electrical protective measures
Protection
IP 66/IP 67
Overvoltage category III
Protection class II
Approvals 3)
ATEX II 1G, 1/2G, 2G EEx ia IIC T6 4)
ATEX II 1G, 1/2G, 2G EEx ia IIC T6 + ATEX II 1/2 D IP66 T
ATEX II 1/2G, 2G EExd d IIC T6
ATEX II 1/2 D IP66 T
5)
3) Deviating data in Ex applications: see separate safety instructions.
4) Only in conjunction with electronics "Z"
5) See temperature statements in the safety instructions manual
Supplement
32 OPTISWITCH 3300 C - with two-wire output
29963
-EN
-060830