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1. Display and Button Functions of Each Parts
Part names
■
Rear view (main unit)
■
Rear view (optional plug-in module)
LCD with backlight
■
Front view
Current Input terminals
+C1, C1: Input a circuit current.
+C2, C2: Input a circuit current.
+C3, C3: Input a circuit current.
MODBUS
®
RTU communication terminal
T/R+: MODBUS
®
RTU communication
transmission terminal
T/R-: MODBUS
®
RTU communication
transmission terminal
Ter: Termination terminal
(
120 Ω term
ination when short-circuited to
the terminal T/R-)
SLD: Shielded wire terminal (Ground
resistance 100 Ω or less
)
Optional cover
By removing the optional cover, you can install
each optional plug-in module in the main unit.
See illustration below for the terminals name of
the optional plug-in module.
Voltage Input terminals
P1, P2, P3, PN: Input a circuit voltage.
Auxiliary power input terminals
MA, MB: Connect to an auxiliary power.
: Ground terminal
(Ground
resistance: 100 Ω or less
)
Operation buttons (For details, refer to page 11.)
Input/ output terminals (ME-4210-SS96)
CH1+, CH1-: Analog output terminal
CH2+, CH2-: Analog output terminal
CH3+, CH3-: Analog output terminal
CH4+, CH4-: Analog output terminal
C1A/A1, C1B/COM1: Pulse/ Alarm
output
C2A/A2, C2B/COM2: Pulse/ Alarm
output
DI+, DI-: Digital input terminal
Input/ output terminals (ME-0040C-SS96)
DA: CC-Link communication terminal
DB: CC-Link communication terminal
DG: CC-Link communication terminal
SLD: Shielded terminal
FG: Ground terminal (Ground resistance
100
Ω
or less)
DI1, DI2, DI3, DI4, DI COM: Digital input
terminal
Input/ output terminals (ME-0052-SS96)
DI1+, DI1-: Digital input terminal
DI2+, DI2-: Digital input terminal
DI3+, DI3-: Digital input terminal
DI4+, DI4-: Digital input terminal
DI5+, DI5-: Digital input terminal
DO1+, DO1-: Digital output terminal
DO2+, DO2-: Digital output terminal