Honeywell touchpoint Pro Operating Instructions Manual page 59

MAN0923_Issue 3_04/15
4. Electrical Installation
2 Wire Detector
Note: For intrinsically safe (I.S.) field devices, please refer to the device manufacturer's instructions for
details of suitable approved I.S. barriers and interconnections.
2 Wire Detector
4-20 mA
Barrier
4-20 mA
Figure 4.12 Two wire device with a barrier
Barrier
Figure 4.13 Two wire device with a barrier
59
Touchpoint Pro
Operating Instructions
Touchpoint Pro
+24 Vdc
+V
SIG
101 Ω
-V
0 Vdc
Touchpoint Pro
+24 Vdc
+V
SIG
101 Ω
-V
0 Vdc