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Building Technologies Division User Manual LMS14… CC1U7471en
6 The settings in detail 28.01.2015
6.29.3 Input test H1/H2/H3/H4/H5/H6/H7
Line no. Operating line
7840
7854
Voltage signal H1
Voltage signal H3
Line no. Operating line
7841
7855
7860
7865
7872
7874
Contact state H1
Contact state H3
Contact state H4
Contact state H5
Contact state H6
Contact state H7
Open
Closed
Line no. Operating line
7845
7848
7851
Voltage signal H2 module 1
Voltage signal H2 module 2
Voltage signal H2 module 3
Line no. Operating line
7846
7849
7842
Contact state H2 module 1
Contact state H2 module 2
Contact state H2 module 3
Open
Closed
Line no. Operating line
7862 Frequency H4
6.29.4 Input test EX (extension modules)
Line no. Operating line
7950
7951
7952
Input EX21 module 1
Input EX21 module 2
Input EX21 module 3
0V
230V
The input test is made to read the current measured values at the controller’s input
terminals. This facilitates straightforward checking of wiring.
Voltage signal Hx
Contact state Hx
Voltage signal H2
module 1, 2, 3
Contact state H2
module 1, 2, 3
Frequency H4
Input EX21 module 1, 2, 3