Function Diagram - G.M. International D1073S Instruction Manual

HAZARDOUS AREA ZONE 0 (ZONE 20) GROUP IIC,
HAZARDOUS LOCATIONS CLASS I, DIVISION 1, GROUPS A, B, C, D,
CLASS II, DIVISION 1, GROUPS E, F, G, CLASS III, DIVISION 1,
CLASS I, ZONE 0, GROUP IIC
Reference Junction
Compensator
Option 91
In 1
TC TC
+ +
- -
In 1
Pot. 4 wire RTD 3 wire RTD
G.M. International ISM0019-13

Function Diagram

MODEL D1073S
13
=
14
15
=
16
Set A
Set B
MODEL D1073S
13
=
14
15
=
16
Set A
Set B
D1073 - SIL 2 Temperature Signal Converter and Trip Amplifiers
SAFE AREA, ZONE 2 GROUP IIC T4,
NON HAZARDOUS LOCATIONS, CLASS I, DIVISION 2,
GROUPS A, B, C, D T-Code T4, CLASS I, ZONE 2, GROUP IIC T4
3 +
=
=
Supply 24 Vdc
4 -
=
Source I
1
+
2
-
5
6
7
8
3 +
=
=
Supply 24 Vdc
4 -
=
Source I
1
+
2
-
5
6
7
8
For SIL applications, alarm contacts must
be used in series with equal configuration.
Relay contact shown in de-energized position
Source V
+
Out 1
mA RL
V
-
Alarm A
Alarm B
Source V
+
Out 1
mA RL
V
-
Alarm A
Alarm B
5