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NPEXA-CM39L

Fire and smoke isolated barrier, it provides the fire and smoke detectors with power in the hazardous area and transfers 0~40mA signals from a hazardous area to a safe area. The input and output is galvanically isolated from each other.
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NPEXA-CM39L

¡¾Core technology¡¿

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¡¾Installation and disposal¡¿



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Installation                                               Disposal  






¡¾Technical data¡¿ Supply Input Output Transfer characterisics General parameters EMC data Operating conditions ¡¾Mechanical specifications¡¿ Mechanical specifications ¡¾Certified data¡¿ Certified data
Supply
Loop Powered 18 ~ 30 V DC
Input
Input signal 0 ~ 40 mA
Available voltage Uo¡Ý Ui-(280+RL£©¡ÁI-6, Ui¡Ü 24V; Uo> 18-(280+RL£©¡ÁI, Ui> 24V;Ui is loop powered voltage
Output
Output signal 0 ~ 40 mA
Transfer characterisics
Accuracy 0.2 %F.S.
Temperature drift 0.01 %F.S. /¡æ
General parameters
Response time ¡Ü 2 ms
EMC data
Electromagnetic compatibility IEC 61326-3-1
Dielectric strength ¡Ý 2500V AC (intrinsically safe side /non-intrinsically safe side)
Insulation resistance ¡Ý 100 M¦¸ (Input /Output)
Operating conditions
Operation temperature -20 ¡æ ~ +60 ¡æ
Storage temperature -40 ¡æ ~ +80 ¡æ
Suitable location Mounting in safe area, and connected to the intrinsic safety apparatus in hazardous area zone 0, zone 1, zone 2, ¢òA, ¢òB, ¢òC, T4 ~ T6
Mechanical specifications
Connection method Screw connection
Dimension 17.8mm (W) ¡Á 110mm (H) ¡Á 117mm (D)
Mounting type DIN35 mm
Certified data
Product approvals CNEX, CE, FCC, CCS, CCC
Ex marking [Ex ia Ga]¢òC
Um 250 V
Uo 25.2 V (Terminals 2, 3)
Io 93 mA (Terminals 2, 3)
Po 586 mW (Terminals 2, 3)
Co 0.105 ¦ÌF (Terminals 2, 3)
Lo 4.1 mH (Terminals 2, 3)
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NPEXA-C11

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