1,Adopt to second-wire system
2,Non-contact
3, The long transmission distance, square wave output.

<1>Smith-I (two-wire, 5 V supply), Smith-II (two-line system, 12 V power supply), Smith-III (two-line system, 24 V power supply), Smith-IV(three-line system , power supply 5 V) , Smith –V (three –wire , 12 V power supply), Smith-VI(three –wire, 24 V power supply) is a type of letter angular displacement sensor, and the use of matching SMITH flow meter can be measured the flow of media conversion , a pulse signal for remote use.

 Smith-I,II,III

<2>Feature

1,Adopt to second-wire system
2,Non-contact
3, The long transmission distance, square wave output.
4,Explosion-proof and intrinsically safe Flameproof Ex

<3>Technical parameters

1, The output signal: filling voltage pulse. High closer power, low level of less than 1 V.
2, letter frequency <2 KHz.
3, Allowable working voltage: DC5V, 12V,24V.
4, Far Distance: 1 km (metal wire resistance ≤ 390 ω)
5, The ambient temperature: -40 ~ +65°C

 Feature

1, a three-line system (power line is the signal line and the power line and ground).

2, non-contact, sending letters and reliable.

3, the long transmission distance, square wave output.

4, explosion-proof and intrinsically safe Flameproof Ex.

 Technical parameters

1 ,The output signal: filling voltage pulse. High closer power, low level of less than 1 V.

2,Letter frequency<2 KHz.

 3,Allowable working voltage: DC5V, 12V, 24V.

4,Far Distance: 1 km (metal wire resistance ≤ 390 ω)

5,The ambient temperature: -40 ~ +65°C