Hach ORBISPHERE 366 Series Basic User Manual page 15

Figure 8 3662EX instrument
1 Connections to "safe area".
2 "Hazardous area" cables must be shielded up to the
connector, then the shield must be connected to
ground.
3 Shield ground
4 O2, O3 or H2 sensor
5 Lemo 10
6 Current or voltage output
7 PG gland
8 Power from safety barrier
9 J11, Filter
10 PE-Earth
English 15