Ion Science TVOC - Manual (Page 13)

TVOC MANUAL Ion Science Ltd
Page 13 of 32
Unrivalled Detection. www.ionscience.com
Installation
NOTE:
The TVOC case can be used as a template when marking out fixing holes but do not drill
through the fixing holes.
Power requirements
Non Intrinsically Safe Operation applications:
Input power
5-28 Vdc. 80 mA max. (0.5 to 2.5 mm
2
C.S.A.)
Output power (4-20mA)
8-35 Vdc. 80 mA max. (0.5 to 2.5 mm
2
C.S.A.)
Note: 4-20mA loop must be externally powered.
4 Wire System
(Non IS)
3 Wire System
(Non IS)
Diagram 6
Diagram 7