Hygro Thermograph | |||
Long term continuous recording of Temperature and Humidity on paper and SD recorder |
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Features
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Relative Humidity Measurement
Specification of ST series Hygro-Thermograph Monitors |
The ST-50 is designed for long term recording. The table below shows the recording time at different chart speeds and the associated battery life | ||
Chart Speed | Recording Period | Battery life |
2.5 mm/hr | 6 months | 3 months |
5 mm/hr | 3 months | 3 months |
10 mm/hr | 1.5 months | 1.5 months |
20 mm/hr | 20 days | 20 days |
Model | Model ST-50A and ST50M |
Measurement methods | Temp: semiconductor sensor Humidity: High molecular electrostatic cpacity sensor |
Measurement ranges | Temp: -20 to 50 C/ -4 to 122 F |
Display (LCD) | Resolution:0.1*C / 0.1* F 0.1%RH Temp: -20 to 80 C / -4 to 176 F Humidity: 0 to 100% RH Dew Point: (-80 to 80 C/ -112 to 176 F) Absolute Humidity: (0 to 290g/m) Time: Year, month, date, time (24 hours) LCD Display:Baterry checker, alarm, chart speed, setup mode, etc |
Recording (chart form) | Chart paper: Z-Fold Type, 12m / 39.37feet(Length)113mm / 4.45inch(Width) Working width: 100mm(3.94inch)for record both Temperature and Humidity Feeding:Sprocket Feeding accuracy: ± 3mm / 0.12inch(at 12m / 39.37 feet. Long Recording) |
Accuracy | Temp: ±1.0 * C/ ±1.8* F at 0 to 50* C / 32 to 122 *F Humidity:± 3 %RH (at 25* C / 77* F) (Accuracy Guarantee Range on Humidity is 10 to 90%RH) |
Calibration | Temp: 1 point Humidity: 1 or 2 point |
Recording Range | Temp: 1) -20 to 80* C / -4 to 176* F 2) 0 to 50* C / 32 to 122* F 3) +/- 10* C, 25*C, 25* F, or 50* F Humidity: 1) 0 to 100%RH 2)+/- 10% RH or 25% Rh |
Storage | SD card (128MB to 2GB) , Max 16 months (recorded per 1 minutes) |
Environmental Conditions | Ambient Temp: -20 to 50* C / -4 to 122* F Humidity: 20 to 90% RH (no condensation) |
Dimensions | 11.8 x 9.6 x 4.1 inch , 2.1kg 4.6lbs |
Chart Paper | Z fold chart paper 100mm wide, 12 meters long |
Alarms | high and low alarms for temperature and humidity |
Alarm Indicator | flashing LCD |
Power | AC Adaptor 120VAC or 230 VAC or 4 x LR20 1.5 volts |
Ordering Information | Price $US Order Online |
order online | |
Model ST50A | Includes one temp/RH sensor, meter, manual, 1 red, 1 blue fiber tip pen, 1 chart paper and batteries | $995.00 | |
Model ST50M | Includes one temp/RH sensor, meter, manual, 1 red, 1 blue fiber tip pen, 1 chart paper and batteries and built in SD Flash card recorder | $1180.00 | ![]() |
Accessories ST-50 | |||
HE12 | Chart paper Z fold 5 packs - each pack 12 m | $110.00 | ![]() |
HE13 | Fiber tip pens 2 each blue and red | $95.00 | ![]() |
Accessories | |||
HE04 | Sensor extension cable 5 m | $110.00 | |
HE05 | Sensor extension cable 20 m | $220.00 | |
HE06 | Sensor extension cable 50 m | $540.00 |
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