K-Patents PR-01-S - Manual (Page 106)

INSTRUCTION MANUAL FOR K-PATENTS PR-01-S (-AX/FM/CS) DOCUMENT/REVISION No. INM 1/14
Effective: May 15, 2009
104
Connector
Optoisolators
PR-7122
Image detector
module
Image
digitizer
card
Temperature sensor module
Light source module
Intrinsic area
cable
Figure 12.52 Intrinsically safe Sensor: construction of the electronics.
1
1
1
1
1
1 1
2
2
2
2
2
2 2
3
3
3
3
3 3
4
4
4
4
5
5
5
5
6
6
6
6
7 7
7
8 8
8
9 9
9
10 10
10
VS+
VS+
GndS
GndS
Vid+
Vid+
GndS
Vid-
GndS
Syn+
GndS
Syn-
Sen-
Sen+
Gnd
Vin+
Sen+
Sen-
Vin+
0 V
Vin+
0 V
Pt100
LED
PR-
7122
PR-7110
Connector L4
L1
L3
L2
L5
Figure 12.53 Intrinsically safe Sensor: Internal wiring.