Det-Tronics U9500 Infiniti Gas Transmitter - Manual (Page 10)

95-8444 8 10.1
AUX RELAY LOW RELAY HIGH RELAY NC COM NO NC COM NO NC COM NO
FLT RELAY
S
POWER
RESET
PW
IN
NO COM NC
–
+
CAL
S
POWER OUT
–
+
+
–
B1670
–
–
+
+
24 VDC +
EXTERNAL
RESET
4 TO 20 MA
BLACK
RED
YELLOW
WHITE
GREEN
POINTWATCH DETECTOR
CONNECT THE GREEN SENSOR LEAD TO THE CHASSIS GROUND LUG
ON THE INSIDE BOTTOM OF THE INFINITI ENCLOSURE
Figure 9—A Typical System - Infiniti Transmitter with a PointWatch Detector and Non-Isolated Current Output
A2168
A
UX RELA
Y L
O
W RELA
Y HIGH RELA
Y
NC COM NO NC COM NO NC COM NO
FL
T RELA
Y
S
PO
WER
RESET
PW
IN
NO COM NC
–
+
CA
L
S
PO
WER OUT
–
+
+
–
–
+
24 VDC +
EXTERNAL
RESET
– +
4 TO 20 MA
24 VDC–
24 VDC–
24 VDC+
24 VDC+
CALIBRATE
+ 4-20 MA
– 4-20 MA
RS-485 A
RS-485 B
RELAY POWER (RED)
FAULT (ORANGE)
LOW ALARM (WHITE)
HIGH ALARM (YELLOW)
WIRING TO OPTIONAL
RELAY BOARD
NO USER CONNECTION
1
2
3
4
5
6
7
8
9
10
11
12
13
NOTES: 1 250 OHM RESISTOR REQUIRED IF USING HART PORT COMMUNICATIONS.
1
Figure 10—A Typical System, Infiniti Transmitter with a PIRECL PointWatch Eclipse Detector and Non-Isolated Current Output