156 Optional I/O extension modules
Layout
4
4
4
1
Grounding screw
2
Hole for mounting screw
3
3-pin terminal blocks for relay outputs
4
3-pin terminal block for 115/230 V inputs
5
Diagnostic LED
■
Mechanical installation
Necessary tools and instructions
•
Screwdriver and a set of suitable bits.
Unpacking and checking the delivery
1. Open the option package.
2. Make sure that the package contains:
•
CHDI-01 high voltage digital extension module
•
a mounting screw
3. Make sure that there are no signs of damage.
Installing the module
See section
Installing option modules (page
1
-
-
Terminal designations (page 157)
Terminal designations (page 157)
LEDs (page 159)
69).
3
5
3
2