RKI Instruments 35-3000RKA-H2S - Manual (Page 8)

8 • Sample-Draw Hydrogen Sulfide Gas Detection
5. Route the cable or wires in conduit leading from the sample-draw detector to the
monitoring device and power.
6. Connect the cable shield to an available chassis ground at the device end.
Figure 4: Wiring the Sample-Draw Hydrogen Sulfide Gas Detector
-
24VDC
RD H N
1 15VAC
CGND
ZERO
BATT 4/2 0
PUMP P SW
OXY
TOXIC
OXY
SPAN
TOXIC
W B K RD G
24V
_
L EL/ O2 AMP P -A MP
FB
+
4 /20 + GND 24V WHT GRN BLK
4/20 (Feedback)
NOT USED
ON THIS
VERSION
P CB IN SINGLE
P OINT S AMPLE
DRAWING
DETE CTOR ASSY
P RESSURE S WITCH
INTERNALLY
WIRED.
PUMP ASSY
INTERNALLY
WIRE D.
H2S Sensor,
Internally Connected
H2S S ample Draw Housing
Not
Used
Transmitter,
Internally
wired