Leuze
electronic
Installation
Leuze electronic
BCL 40
45
TNT
35/7-2
4
V
TTY interface
MA 10 active / Host passive
Figure 6.15: Connecting the MA 10 as active subscriber to a TTY Host
MA 10 passive / Host active
Figure 6.16: Connecting the MA 10 as passive subscriber to a TTY Host
Hints for connecting the TTY interface:
The active subscriber is the one which supplies the current (20mA).
Switching between active/passive on the host interface card is carried out using two jumper
pairs, independent for transmit (Tx) and for receive (Rx).
Shield
Shield
Jumper position
active
Ground
(shield)
Host interface module
up to 1000m
Shield
Shield
Jumper position passive
Jumper
Jumper
Host interface module
Ground
(shield)
up to 1000m
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