ThermoHygrograph TN2500-TN2500L Hisamatsu ( Temperature Humidity )

TN-2500 Thermo-Hygrograph, quartz

HISAMATSU THERMOHYGROGRAPH TN 2500L

A complex instrument consisting of a thermograph and hygrograph simultaneously measures and records the condition of incessantly changing atmospheric temperature and relative humidity

The upper scale is for temperature recording and the lower scale is for humidity ( be defatted hairs J45 )

Recording period 

1 day, 8 day and 32 day, changeable by switch and an on and off switch prevents batteries from wasteful exhaustion

Temperature sensor

Bimetal strip

Humidity sensor

Human hair bundle

Specifications

Recording Range

-15 °C to 40 °C ± 1 °C ( BI-metal )

Humidity Range

0 % to 100 % ± 3 % ( Hair )

Recording periode

1-day & 7-day > TN2500

With 7-day chart for one year use

Changeable By Switch

1-day, 8-day, 32-days > TN2500L

Size

App. 340 ( W ) x 290 ( H ) x 130 ( D ) mm

Weight

App. 5.0 kg

Standard Acccessories

1 Box of Chart paper for One Year Use and Battery 1.5 V

Catridge pen - Ink last for half a year for daily use

c/w In-House Calibration Certificate