Digital Universal Humidity / Temperature Meter Type : MH 3830
Description Digital material Thermohygrometer of MH 3830 are handy, accurate & reliable instruments for measurements & recording of material humidity & temperature. The MH 3850 Series is very flexible and suitable for simple & complex applications. High performance sensors provide high accuracy during signal recognition & processing. The soft keyboard grants a protection against dust & humidity. Additional features like min. / max. , set / menu , cal , store / quit , alarm function , PC interface make MH 3830 Thermohydrometers extremely versatile and state of the art instruments.

Specification

Measurement Inputs
Material humidity	: Resistive sensor
Internal temperature	: NTC
External temperature	: Ni-Cr-Ni type K
Measuring ranges
	: -1999....9999 digit
Material humidity	: 4.0....100.0 % weight humidity / 0.1 %
Internal temperature	: -25.0....50.0 °C / 0.1 °C
External temperature	: -40.0....200.0 °C / 0.1 °C
Accuracy
Material humidity	: +/- 0.2 % weight humidity
Internal temperature	: +/- 0.5 % f.s. +/- 0.3 °C +/- 1 digit
External temperature	: +/- 0.5 % f.s. +/- 0.3 °C +/- 1 digit
Units	: % rH , °C , °F (selectable)
Functions	: PC-Interface, analogous exit 0....1 V : HOLD, Auto-HOLD, 490 material identity lines
Display	: multifunction LCD for measurement value and functions
Electrical connection	: 1 x BNC socker for material humidity incl. PVC cable MK38 (4mm socket)  1 x mini DIN socket
Power Supply	: 9V battery and external power supply unit 12 VDC : LOW-battery display, Auto-OFF (adjustable 1...120 minutes)
Housing	robust ABS plastics, Pop up clip, IP 65 (front) soft keyboard: ON/OFF, MIN, MAX, SET/MENU, CAL, STORE/QUIT
Dimensions / weight	140 x 70 x 30 mm (H x W x D) , 160 g incl. battery

Sensors for Material Humidity

Measuring elements
material humidity	: Resistive sensor
Measuring ranges
humidity	: 4.0....100.0 % weight humidity / 0.1 %
temperature	: -25.0....50.0 °C / 0.1 °C
Accuracy
material humidity	: +/- 0.2 % weight humidity
temperature	: +/- 0.5 % f.s. +/- 0.3 °C +/- 1 digit
Electrical connection	: PVC cable MK (1m) with BNC-socket / 4 mm socket
MODELS
GSE91	: impact electrode
GBSK91	: brush-type probe 100 mm
GSF38	: injection probe 1000mm
GEF38	: flat electrode
GSP91	: surface probe

Applications

• Temperature , Material humidity, Maximummmmm and Minimum temperature measurement in dimatic chambers.
• Pharmaceuticals, drugs and chemical production plants.
• Calibration laboratories and quality assurance centres.