KT (E6.1) 07/2015 Page 16/138
2.3 Unit rear
(1)
(3)
(4)
(5)
(6)
Figure 5: Unit rear with position of options (example KT 170)
(1) DIN-socket for zero-voltage relay alarm outputs (option)
(2) (not used)
(3) DIN socket for analog output 4-20 mA (option)
(4) DIN-socket for zero-voltage relay control outputs (option)
(5) RS 422 interface for computer communication (option)
(6) Ethernet interface for computer communication
(7) Peltier fan grid
(8) Socket for IEC connector plug with power cable