Det-Tronics MOS H2S Gas Sensor - Manual (Page 10)

95-8532 1.4 8
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
– + + –
ISOLATED OUTPUT
CURRENT LOOP
CHASSIS GROUND
POWER
SENSOR
EXTERNAL RESET
HIGH ALARM
HIGH ALARM / OC
AUX. ALARM
AUX. ALARM / OC
LOW ALARM
LOW ALARM / OC
FAULT
FAULT / OC
1
3
4
5
6
7
8
9
10
11
12
13
14
15
16
–
+
+
–
+
–
18 TO 32VDC
GROUND
POWER
SIGNAL
HIGH
ALARM
AUXILIARY
ALARM
LOW
ALARM
FAULT
RESET
24 VDC
+ –
2
4-20 MA
B2034
R8471 CONTROLLER
*
*
*NO CONNECTION
NOT USED
NOT USED
Figure 9—A Typical System, Infiniti Transmitter Wired to R8471 Controller, Non-Isolated Current Output
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
– + + –
A2036
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
– + + –
24 VDC
INPUT
OUTPUT
INPUT
RETURN
24 VDC
INPUT
OUTPUT
INPUT
RETURN
24 VDC
POWER
+
–
24 VDC
POWER
+ –
TRANSMITTER MODULE
SUPPLIES LOOP POWER
USER SUPPLIES LOOP POWER
WITH 4-WIRE TRANSMITTER
Figure 10—A Typical System, Infiniti Transmitter used with PLC Analog Input Module, Isolated/Non-Isolated Current Output