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4 Technical Description
4.2 LT2 Lambda Transmitter
4.2.1 LT2 Lambda Transmitter in Wall Mounting Case
NOTICE
Fuse replacement F1/F3 when changeover 230/115 VAC necessary !
Fig. 4-1 LT2 Lambda Transmitter in wall-mounting housing type 657R1025 with dis-
play and operating unit type 657R0831
1 Display and operating unit
2 Probe and electronics trans-
former
3 Connection for Remote-Display-
Software (Option)
4 Connecting cable with plug for
display and operating unit
5 Electrical connections
6 BUS-interface alternative
LAMTEC SYSTEM BUS
(CAN BUS)
7 Operating mode display
multifunction push button
maintenance switch
8 Protective earth terminal for
cable screening
9 Monitor output
10 Mains connection (plug)
11 Terminal bar x 2
12 Relay module type 660R0017
Fig. 4-2 Change over power supply voltage
Accessible after removing the front panel with the main
switch (POWER)