ELECTRICAL CONNECTIONS
3
19
OPTIFLEX 2200 C/F
www.krohne.com
03/2019 - 4005066003 - AD NEPSI OPTIFLEX2200 R03 en
3.2.2 How to close the terminal compartment
Ex i applications
•
Attach the terminal compartment cover
2
. Turn the terminal compartment cover carefully to
prevent damage to the thread and the gasket.
•
Make sure that the terminal compartment cover is tight.
•
Use a 3 mm Allen wrench to attach the cover stop
1
.
•
Make sure that the cover stop
1
screw is tight.
Ex d / Ex t applications
•
Attach the terminal compartment cover
2
. Turn the terminal compartment cover carefully to
prevent damage to the thread and the gasket.
•
Make sure that the terminal compartment cover is tight.
•
Use a 2.5 mm Allen wrench to attach the cover stop
1
.
•
Make sure that the cover stop
1
screw is tight.
3.3 Terminal tightening capacity
The terminal tightening capacity for the current output terminal and the signal cable is:
DANGER!
Ex d / Ex t applications
Ex d / Ex t applications
Ex d / Ex t applications
Ex d / Ex t applications
Make sure that the terminal compartment is correctly sealed. An explosion can cause death or
injury to personnel and/or damage to equipment. Obey the instructions that follow:
Output option
Type of wire
Terminal tightening capacity
[mm
²
]
[AWG]
4...20 mA + HART
Rigid
2.5
13
Flexible
2.5
13
PROFIBUS PA or
FOUNDATION
™
fieldbus
Rigid
3.3
12
Flexible
3.3
12
