Electrical connection
Proline Promass F 100 Modbus RS485
34
7.1.6
Preparing the measuring device
NOTICE
Insufficient sealing of the housing!
Operational reliability of the measuring device could be compromised.
‣
Use suitable cable glands corresponding to the degree of protection.
1. Remove dummy plug if present.
2. If the measuring device is supplied without cable glands:
Provide suitable cable gland for corresponding connecting cable.
3. If the measuring device is supplied with cable glands:
Observe requirements for connecting cables → 28.
7.2
Connecting the measuring device
NOTICE
Limitation of electrical safety due to incorrect connection!
‣
Have electrical connection work carried out by appropriately trained specialists only.
‣
Observe applicable federal/national installation codes and regulations.
‣
Comply with local workplace safety regulations.
‣
Always connect the protective ground cable before connecting additional cables.
‣
For use in potentially explosive atmospheres, observe the information in the device-
specific Ex documentation.
‣
The power unit must be tested to ensure it meets safety requirements (e.g. PELV,
SELV).
7.2.1
Connecting the transmitter
The connection of the transmitter depends on the following order codes:
• Housing version: compact or ultra-compact
• Connection version: device plug or terminals
1
2
1
2
3
4
A
B
C
A0016924
11
Housing versions and connection versions
A
Compact, coated aluminum
B
Compact hygienic, stainless or compact, stainless
1
Cable entry or device plug for signal transmission
2
Cable entry or device plug for supply voltage
C
Ultra-compact hygienic, stainless or ultra-compact, stainless
3
Device plug for signal transmission
4
Device plug for supply voltage
