ELECTRICAL CONNECTIONS
3
21
OPTISONIC 3400
www.krohne.com
02/2016 - 4005026101 - QS OPTISONIC3400 MID R01 en
3.5 Inputs and outputs, overview
3.5.1 Combinations of the inputs/outputs (I/Os)
This signal converter is available with the input/output combinations.
Basic version
•
Has 1 current output, 1 pulse output and 2 status outputs / limit switches.
•
The pulse output can be set as status output/limit switch and one of the status outputs as a
control input.
Modular version
•
Depending on the task, the device can be configured with various output modules.
Ex option
•
For hazardous areas, all of the input/output variants for the housing designs C and F with
terminal compartment in the Ex d (pressure-resistant casing) or Ex e (increased safety)
versions can be delivered.
•
Please refer to the separate instructions for connection and operation of the Ex-devices.
3.5.2 Description of the CG-number
The last 3 digits of the CG number (
5
,
6
and
7
) indicate the assignment of the terminal
connections. Please refer to the following examples.
Description of abbreviations and CG identifier for possible optional modules on terminals A and B
Figure 3-4: Marking (CG number) of the electronics module and input/output variants
1
ID number:5
2
ID number: 0 = standard
3
Power supply option
4
Display (language versions)
5
Input/output version (I/O)
6
1st optional module for connection terminal A
7
2nd optional module for connection terminal B
Abbreviation
Identifier for CG No.
Description
I
a
A
Active current output
I
p
B
Passive current output
P
a
/ S
a
C
Active pulse output, frequency output, status output or limit switch
(changeable)
P
p
/ S
p
E
Passive pulse output, frequency output, status output or limit switch
(changeable)
C
a
G
Active control input
C
p
K
Passive control input
-
8
No additional module installed
-
0
No further module possible
