Yokogawa DR240 - Manual (Page 25)

1-10 IM DR232-01E
RS-422-A/RS-485 Module (DT300-31)
ON/OFF switch of built-in terminating resistor
LED
Switches to set
communication parameters
RS-422-A/RS-485 terminal
Ethernet module (DT300-41)
Switch to set mode
Status indicator
10BASE-T port
Extender Module/Extender Base
Extender Module (DV100-011)
EXTENDER
I/F
I/F
Extension cable connector
Extender Base (DV100-012)
Lid covering the extension
Holes for fastening the feet
Terminator on/off switch
Slot number setup switch Inatallation
holes
Screw holes for
module installation
Power indicator
Module connector
1.3 Names of Parts