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External Input Unit for Digital Sensor FX-CH2

Specifications

Type NPN input PNP input
Model No. FX-CH2 FX-CH2-P
Applicable sensors FX-301(P) (Note 2), FX-305(P)
Supply voltage 12 to 24 V DC ± 10 % Ripple P-P 10 % or less
Power consumption 600 mW or less (when all indicators light up)
Input Low: 0 to +2 V DC
Source current 0.5 mA
Input impedance 10 kΩ approx.
High: +5 V to +V DC, or open
High: +4 V to +V DC
Sink current 0.5 to 3 mA
Input impedance 10 kΩ approx.
Low: 0 to +0.6 V DC, or open
Power indicator Green LED (Lights up when the power is ON)
Transmission
operation indicator
Green LED
(Lights up when loaded, and 2-level / Limit teaching, blinks → lights up when saved, and Full-auto teaching)
Ambient temperature -10 to +55 ℃ +14 to +131
(If 4 to 7 sensors are connected in cascade: -10 to +50 ℃ +14 to +122 , if 8 to 16 sensors are connected in cascade: -10 to +45 ℃ +14 to +113 )
(No dew condensation or icing allowed),
Storage: -20 to +70 ℃ -4 to +158
Material Enclosure: Heat-resistant ABS
Connection method Connector (Note 3)
Weight Net weight: 20 g approx., Gross weight: 40 g approx.
Dimensions W10 x H27 x D68.5 mm W0.394 x H1.063 x D2.697 in
Accessory CN-EP1 (Connector for input device) (Note 4): 1 pc.

Notes:
1) Where measurement conditions have not been specified precisely, the conditions used were an ambient temperature of +20 ℃ +68 .
2) Only updated version of FX-301(P) can be used. Do not use the previous version of FX-301(P).
The updated version of FX-301(P) have "NAVI" printed on one side. (See the right figure.)

3) The cable for unit connection is not supplied as an accessory. Be sure to use the optional quick-connection cables given below.
Main cable (3-core):
CN-73-C1 (cable length 1 m 3.281 ft)
CN-73-C2 (cable length 2 m 6.562 ft)
CN-73-C5 (cable length 5 m 16.404 ft)
4) The applicable wire is 0.08 mm2 (AWG 28) to 0.5 mm2 (AWG 20) and the wire sheath diameter should be ø1.5 mm ø0.059 in or less.
5) Make sure that FX-CH2(-P) should be mounted to a 35 mm 1.375 in width DIN rail.

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