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Telephone interface SMIII-PA

Telephone interface SMIII-PA
Telephone interface SMIII-PA with trunk lines. It has rail NS-35 and input 24 V DC. Designed to connect to the PBX.
 
Specifications:
  • Dimensions - 45 x 70 mm
  • Mounting rail - NS-35
  • Housing - ABS, PCB
  • Operating voltage - 24 V DC
  • Terminals - 2.5 mm2
  • Weight - 0.1 kg
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Telephone interface SMIII-PA

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Documentation:

The magnetic compass The magnetic compass The magnetic compass is controlled by the horizontal component of the magnetic field. At magnetic poles, such a compass is useless, because the horizontal component is zero