120 Digital I/O Modules
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120 Digital I/O Modules

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Order No: UN 121-1BH22-0XA0,  

● 16 digital input,24V DC      

● opto-couplers isolation,    

● Strong anti-interference performance, stable  


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technical parameters


Model

EM121  16 inputs

From bus current consumption

85mA

Power loss

3W

Number of digital inputs

16

Signal input type·

PNP/NPN

Input voltage range

24VDC,4mA

Maximum input voltage

30V DC

Surge voltage

35V DC,0.5s

Logic 0 signal

0~5V DC

Logic 1 signal

15~30V DC

Input delay(max)

4.5ms

Optical isolation(Galvanic)  (Field Side to Logic)

500 V AC for 1 minute

Premissible leakage current(Bero)

1mA

Cable Length

500m(Shielded )

300m(Unshielded)

Dimensions(W x H x D)(mm)

71.2×80×62

Order Number

UN 121-1BH22-0XA0

Size diagram (mm)
Wiring diagram

121-1BH22-15850b3c-4f94-407f-9b48-5b0db2042eb0.png

Installation size
Structure diagram
Product certification
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