Product Manual

Product Specification Book

• Product Name:	Pipeline temperature and humidity transmitter
  Product model:	BT1H-3A
  Version:	V1.0
  Formulator:	He Genwen
  Reviewer:	Yuan Chao

   

  1. Application areas:

  Suitable for pipeline monitoring, central air conditioning, telecommunications base stations, grain storage, precision computer rooms, electronics industry, archive storage, and textile industry.

   

  2. Detection method:

  Connect the transmitter according to the wiring diagram and turn on the power supply  DC24V， Insert the transmitter probe into the constant temperature and humidity chamber and conduct a comparison test according to the temperature and humidity control table below.

  Table 1 Temperature output current value

  ℃	-20	-10	0	10	20	30	40	50	60	70	80
  Output(mA)	4	5.6	7.2	8.8	10.4	12	13.6	15.2	16.8	18.4	20

  Table 2 Humidity output current value (T=23℃)

  %RH	20	30	40	50	60	70	80	90
  Output(mA)	7.2	8.8	10.4	12	13.6	15.2	16.8	18.4

   

  3. Performance indicators:

   Humidity sensitive components: imported humidity sensitive capacitors

   Temperature sensitive components:  Pt1000

   Supply voltage: AC/DC  24V±20%

   Use temperature range: -25 ~85℃

   Temperature detection range: -20 ~80℃

   Humidity detection range: 0 ~100%RH

   Output method: three-wire system, 4-20 mA

   Storage temperature range: -10 ~40℃

   Storage humidity range: 30 ~70%RH

   Humidity detection accuracy: ±3%RH (Temperature 23 ℃， Humidity 30%-90% )  Temperature detection accuracy: ±0.3℃

   Load impedance: ≤500 Ω

   Resurgence:  IEC61000-4-5   Level 3

   

  4. Installation diagram:

  Wiring diagram:

  

   

  5. Notes:

   Please strictly follow the wiring diagram. If the wrong wiring may cause damage to the transmitter;

    Installed in places with better ventilation or air flow;

    Avoid strong vibrations.