Micropilot FMR66B HART
12
V. 1, Rev. 2, 26-07-2022
Hauser
Measuring devices with Harting plug Han7D
Han7D
–
+
+ –
–
+
A
B
1
5
4
6
7
8
2
3
A0041011
A
Electrical connection for devices with Harting plug Han7D
B
View of the plug-in connection on the device
-
Brown
Green/yellow
+
Blue
Material
CuZn, gold-plated plug-in jack and plug contacts
Supply voltage
The supply voltage depends on the selected type of device approval
Non-hazardous, Ex d, Ex e
10.5 to 35 V
DC
Ex i
10.5 to 30 V
DC
Nominal current
4 to 20 mA
The power unit must be tested to ensure it meets safety requirements (e.g., PELV, SELV, Class
2) and complies with the relevant protocol specifications.
A suitable circuit breaker must be provided for the device in accordance with IEC/EN61010-1
Potential equalization
The protective ground on the device must not be connected. If necessary, the potential matching line
can be connected to the outer ground terminal of the transmitter before the device is connected.
1
1
1
B
C
D
1
A
A0046583
A
Single compartment housing, plastic
B
Single compartment housing, aluminum
C
Dual compartment housing
D
Dual compartment housing, L-form
1
Ground terminal for connecting the potential matching line