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KarL4 offers the following connection options for external components. The designations of the
connections are stamped on the housing.
▪
“READER”
connection for the contact unit (26-pole)
▪
“MDB
-
SLAVE”
connection for the vending machine for power supply of KarL4 and for communication
with the vending machine controller (MDB)
▪
“RFID ANT”
connection for antenna cable with coaxial plug
▪
“RFID LEDS”
connection for antenna cable with JST plug
▪
“BLE”
connection for optional Bluetooth module
▪
“MDB
-
MASTER”
connection for MDB periphery (e.g., LCD) (12-pole)
▪
“
MODEM
”
connection for mobile antenna
5
ASSEMBLY
Installation of terminal electronics
The KarL4 terminal electronics are mechanically compatible with KarL²/KarL³. Brackets that
have already been installed can still be used.
▪
Disconnect all connection cables on the KarL²/KarL³.
▪
Remove the KarL²/KarL³ terminal electronics from the bracket.
▪
Insert the KarL4 terminal electronics into the bracket.
▪
Connect the MDB connection cable with KarL4.
▪
Connect the contact unit to KarL4.
Brackets available for the terminal electronics:
Bracket for wall mounting
Bracket for mounting on contact unit
Figure 6
–
Bracket for wall mounting
Figure 7
–
Bracket for mounting on contact unit
