CN

NPEXA-C713

Communication input isolated barrier, it converts the RS-485 digital signals from a hazardous area into RS-422 digital signals to a safe area by isolation, and also provides transmitters with power in the hazardous area. The input, output, and power supply are galvanically isolated from each other.

Input signal

Output signal

Channels

Power Supply Mode

Power Distribution

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NPEXA-C713

【Core technology】

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【Installation and disposal】



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Installation                                               Disposal  






Supply
Power supply 18 ~ 60 V DC
Input
Input signal RS485
Distribution voltage Refer to rotary switch setting
Voltage tolerance ± 10 %
Output
Output signal RS422
Transfer characterisics
Transmission delay ≤ 5 μs
Transmission rate ≤ 56 kbps
General parameters
Rotary switch setting S0:5 V DC,100 mA;S1:6 V DC,100 mA;S2:8 V DC,50 mA;S4:9 V DC,50 mA;S8:12 V DC,50 mA
Power dissipation ≤ 2W (Distribution: 8V/9V/12V, 50mA); ≤ 3.5W (Distribution: 5V/ 6V, 100mA)
EMC data
Electromagnetic compatibility IEC 61326-3-1
Dielectric strength ≥ 3000V AC (intrinsically safe side / non-intrinsically safe side); ≥ 1500V AC (Power supply /non-intrinsically safe side)
Insulation resistance ≥ 100 MΩ (Input /Output/Power supply)
Operating conditions
Operation temperature -20 ℃ ~ +60 ℃
Storage temperature -40 ℃ ~ +80 ℃
Suitable location Mounting in safe area, and connected to the intrinsic safety apparatus in hazardous area zone 0, zone 1, zone 2, ⅡA, ⅡB, ⅡC, ⅢC, T4 ~ T6
Mechanical specifications
Connection method Screw connection
Dimension 17.8mm (W) × 110mm (H) × 117mm (D)
Mounting type DIN35 mm
Certified data
Product approvals CNEX, CE, FCC, CCC
Ex marking [Ex ia Ga]ⅡC, [Ex ia Da] ⅢC
Um 250 V
Uo 7.6 V (Terminals 1, 2); 23.1V (Terminals 3, 6)
Io 77 mA (Terminals 1, 2); 187 mA (Terminals 3, 6)
Po 147 mW (Terminals 1, 2); 1080 mW (Terminals 3, 6)
Co 7 μF (Terminals 1, 2); 0.1 μF (Terminals 3, 6)
Lo 6 mH (Terminals 1, 2); 0.34 mH (Terminals 3, 6)
NPEXA-C11

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