www.mc-techgroup.com LA | 1.01.01 3
Contents
1General information..............................................................................................................4
2Declaration of conformity ....................................................................................................4
3Safety instructions ...............................................................................................................5
4Warranty................................................................................................................................5
5Used terms and signal indications......................................................................................6
6Introduction...........................................................................................................................8
7Application............................................................................................................................8
8Technical Data......................................................................................................................8
9Description............................................................................................................................9
10 Receipt of goods and storage............................................................................................10
11 Installation instructions and Dimensions.........................................................................11
12 Mounting.............................................................................................................................13
12.1 Factory pre-assembly of complete monitoring units.....................................................13
12.2 Mounting the sensor LA1S into the universal filter .......................................................14
12.3 Mounting of the sensor LA1S into the flow chamber LS...............................................14
12.4 Mounting the Sensor LA25S onto the Universal filter...................................................15
12.5 Mounting the Sensor LA25S into the flow chamber LS25............................................16
13 Supply connections............................................................................................................16
13.1 Electrical connections..................................................................................................16
13.1.1 Electronic controller LA1.1 ...................................................................................17
13.1.2 Electronic controller LA1.4 ..................................................................................18
13.2 Pneumatic connections................................................................................................20
14 Commissioning...................................................................................................................21
14.1 Commissioning with a dry sensor ................................................................................21
14.2 Function test................................................................................................................21
14.3 Adjustment of sensitivity ..............................................................................................22
14.4 Adjustment of alarm holding function...........................................................................23
15 Closing down......................................................................................................................23
16 Maintenance and repair......................................................................................................23
17 Spare parts list....................................................................................................................25
18 Appendix.............................................................................................................................25
List of illustrations
Figure 1 Flow chamber LS with liquid sensor LA1S...................................................................... 12
Figure 2 Flow chamber LS 25 with liquid sensor LA25S ............................................................... 12
Figure 3 Liquid sensor LA1S with filter F...-...D and LA25S with Filter FSS-...-D........................... 13
Figure 4 Mounting of the sensor LA1S into flow chamber LS........................................................ 15
Figure 5 Electrical connection and dimensions LA1.1................................................................... 18
Figure 6 Electrical connection and dimensions LA1.4................................................................... 19
Figure 7 LA1.4 assembly diagram ................................................................................................ 20
Figure 8 Flow diagram LA1.1, 115/230 V 50/60 Hz....................................................................... 26
Figure 9 Flow diagram LA1.1, 24V AC/DC.................................................................................... 27
Figure 10 Flow diagram LA1.4, 115/230V 50/60Hz......................................................................... 28
Figure 11 Flow diagram LA1.4, 24V AC/DC.................................................................................... 29
