
35-3001A-01-XX1 Sample-Draw Detector Operator’s Manual • 17
Figure 5: Wiring the Sample-Draw Detector to a Controller
9. If shielded cable is used, connect the cable’s drain wire to an available chassis (earth)
ground at the controller. RKI controllers typically have a ground stud that can be used to
ground the cable’s drain wire.
Not Used on
This Version
S
PWR / SIG
ZERO
SPAN
O XY
Green
Black
Red
W hite
PAT
S
2
01
PAT
S
2
01
O XY
A MP 1
FLO W
FAIL
FLO W
FAIL
PAT
S
1
0
1
PAT
S
1
0
1
AM P 1
Contact
M onitoring
Dev ice
O R
Controller or
Recording
Dev ice
+ 24 VDC
AM P 2
AM P 2
4/20 Signal
- (DC G round)
IR Sensor
Resistiv e
Load Dev ice
Power
W
LEL
G
B
R
Sensor
Current
148m A
IR Sensor
PCB
Low Flow
Relay Contact Ratings:
125 VAC 0.6A
30 VDC 1A
110 VDC 0.6A