XD series small long strip chart recorder is widely used in chemical industry, metallurgy, petroleum, power plant and national defense scientific research institutes to do automatic measurement and record various parameters. XWD series instrument is equipped with a variety of standard scale thermocouple or transmitters that produce direct current potential. XQD series instrument is equipped with a variety of standard scale thermo resistance and transmitters that produce resistant value.

Product parameter :
1. Record forms: single pen, double pens, 6:00, 12:00;
2. ndicating accuracy: ± 0.5%;
3. Recording paper speed: single, double pen: 15,60 mm / h; more point: 30,120 mm / h;
4. Instrument power supply 220V ± 10%, 50Hz;
5. Instrument ambient temperature 0 ~ 50 ℃, relative humidity 5 ~  80%;
6. Instrument dimensions: 160X160X470mm;
7. Hole size: 152 ⁺¹ × 152 ^{+1 mm;}