Leuze electronic
Connector Unit MA 30 / MA 31
7
Leuze
electronic
Device Description
Table 2.1:
Explanation: operating elements of the MA 30/31
Element
Function
Host interface
module
Pluggable interface card for host communication, choice of
RS 232, RS 422, TTY, RS 485
Setting the
network address
Selection of the address of the highest slave
(
last slave address
)
Rotary switch:
0 through F (16 positions) selectable
Jumper:
right: low address range 0 … 15
left: high address range 16 … 30
Ribbon cable
connection to
BCL xx (MA 30 only)
Connects the SUB-D plug on the bottom of the MA 30 to the
electronics in the housing cover
RESET button
press > 0.2s and < 4s: warm start
press > 4s: cold start
Jumper autoConfig
open: autoConfig deactivated
bridged and
DIP switch 1
on: autoConfig activated
DIP switch 1
autoConfig
off: autoConfig deactivated
on and autoConfig jumper bridged: autoConfig activated
DIP switch 2
ParaDefault
off: with cold start, customer parameter set loaded
on: with cold start, standard parameter set loaded
DIP switch 3
interface mode
off: host-interface active/service interface ready to listen
on: service interface active/ host-interface deactivated
DIP switch 4 source
no function
Jumper
service/operation
up: service/listen (standard setting)
down: diagnostic operation (test purposes only)
Service connector
SUB-D 9 pin, RS 232 interface for service/setup operation
Host interface
terminals 1 … 6: connection terminals for the host computer,
PIN assignments dependent on interface module
multiNet plus
interface
terminals 23 … 25: connection terminals for the multiNet plus
RS 485
Switching inputs
terminals 7 … 12: connection terminals for switching inputs
12 … 36V (polarity arbitrary)
choice of potential-free/non-potential-free operation
Switching outputs
terminals 13 … 16: connection terminals for switching output
(second switching output available as an option)
choice of potential-free/non-potential-free operation
Solder bridges JL5,
JL6
solder bridges for supplying the switching output from the oper-
ating voltage or by means of external voltage
closed: operating voltage
open: external voltage
Operating voltage
terminals 17 … 21: connection terminals for operating voltage
(18 … 36VDC); with MA 30, also for connected BCL xx