The figures below show a side view and the rear panel of the PHD-4.
1
2
3
4
5
6
7
8
9
10
PHD-4 Portable Helium Detector User Manual
Basic Unit Data and Specification
4
5
6
Multi-function keypad
Graphic display
Strap fixing point
Identification label
Analysis probe
Headset connector
Power connector
RS232-I/O communication connector
Enclosure fast release device
Exhaust gas outlet
/
87-900-120-01 ( F)
Technical Information
10
9
8
7
77/140
5