IU 7.2
Operations manual
LNGS.465213.270.500 OM
LNGS.465213.270.500; LNGS.465213.270.500-01;
LNGS.465213.270.500-02
Edition 07
Lift Monitoring and Diagnostics System
27.08.19 p. 8
The address is assigned with the help of jumpers.
Green light of the “Mode” LED means the “CABIN” mode is used where as Red light is assigned
to “PIT” mode.
2.1.2.Setting contact type of “CALL” button and “FIRE” input
Upon delivery, a normally open contact type is set. To change the contact type to normally closed
it is necessary:
- press and hold “CALL” button on IU;
- close pins 6 and 5 of ХР1 of IU to set normally closed type of contact for “CALL” button; close
pins 1 and 5 of ХР1 Of IU to set normally closed type of contact for “FIRE” input;
- connect terminal block with jumper installed to IU to power the device from battery;
- wait (more than 10 sec) blinking of LEDs «MODE», «WI-FI», «CAN» with red-green colour, then
release the “CALL” button.
2.1.3. Installing and connecting IU
Connection IUs can be made via CAN bus and/or Wi-Fi.
Perform wiring IU and LU using 4 wires (CAN-P, CAN-L, CAN-H и CAN-G) to enable CAN bus
connection.
Prior to making a connection via Wi-Fi, the IU should be connected via CAN bus to be recognized
and set up by the LU.
Connection can be made using cable shown on Fig.2.
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Fig. 2 . CAN cable for connecting IU via CAN bus
After receiving network settings from LU, the Wi-Fi LED on IU starts lighting green. That means
the Wi-Fi connection successfully installed.
NOTE !
Changing Wi-Fi password as well as network settings is a need to
repeat the procedure above.
2.2. Making internal network
2.2.1.Possible internal network architecture are shown on Fig.3
