-40-
No.EX##-OME0015-C
Specifications
■
Specifications
General specification
Item
Specifications
Ambient temperature
0 to +55
o
C (when 8 valves are ON at the same time)
0 to +50
o
C (when 16 valves are ON at the same time)
Ambient humidity
35 to 85%RH (No condensate)
Ambient temperature for
storage
−
20 to +60
o
C
Withstand voltage
1000 VAC applied for 1 minute
Insulation resistance
500 VDC, 2 M
Ω
or more
Operating atmosphere
No corrosive gas
Pollution degree
Pollution degree 3
∗
Enclosure
EX120/121/122-SDN1 (-X2/-X26/-X77): IP20
EX124U/D-SDN1 (-X2/-X26/-X77): IP65
Standard
CE marking, RoHS
Weight
EX120-SDN1 (-X2/-X26/-X77): 110 g or less
EX121-SDN1 (-X2/-X26/-X77): 140 g or less
EX122-SDN1 (-X2/-X26/-X77): 130 g or less
EX124U/D-SDN1 (-X2/-X26/-X77): 240 g or less
∗
: EX120/121/122-SDN1(-X2/-X26/-X77) are IP20 rated.
When operating this product in a pollution degree 3 environment,
mount it onto an IP54 rate or
higher
controller board etc.
Electric specifications
Item
Specifications
Power supply for
DeviceNet
TM
communication
11 to 25 VDC
0.1 A or less
Power supply voltage
range and current
consumption
Solenoid valve power
supply
24 VDC+10%/-5%
1.5 A or less, according to the solenoid valve station
specification
Output type
(Valve common polarity)
EX12
-SDN1/-X26: NPN
(Positive common)
EX12
-SDN1-X2/-X77: PNP
(Negative common)
Number of outputs
16 outputs
Connected load
Solenoid valve with surge voltage suppressor of 24 VDC
and 1.5 W or less (manufactured by SMC)
Output setting at the time
of communication error
EX12
∗
-SDN1/-X2: CLEAR
EX12
∗
-SDN1-X26/-X77: HOLD/CLEAR (Switch setting)
Insulation type
Photo-coupler insulation type
Solenoid valve
specification
Residual voltage
0.4 VDC or less