Specifications

HTC-1 Digital Thermometer & Hygrometer/ Hygrothermograph
Temp Measuring Range: -50~ +70C
Humidity Range: 10%RH ~ 99%RH

HTC-1 Digital Thermometer & Hygrometer/ Hygrothermograph

 

Product Specification of HTC-1 Digital Thermometer & Hygrometer/ Hygrothermograph

1. Temperature Measuring Range: -50°C~ +70°C(-58°F~ +158°F)

2. Temperature Measuring Accuracy: ±1°C(1.8°F)

3. Temperature Resolution: 0.1°C(0.2°F)

4. Humidity Measuring Range: 10%RH ~ 99%RH

5. Humidity Measuring Accuracy: ±5%RH

6. Humidity Resolution: 1%

7. Battery: AAA 1.5V

8. Size: 98*106*22mm

 

Basic Function of  HTC-1 Digital Thermometer & Hygrometer/ Hygrothermograph

Temperature / Humidity Display

°C/°FTemperature Switch Display

Maximum / Minimum Temperature and Humidity Memory Function

12 / 24 Hourly Clock

Hourly Chime Function

Daily Alarm Function

Calendar Display Function

Operation Method of HTC-1 Digital Thermometer & Hygrometer/ Hygrothermograph

1. Burst through battery door according to indicated direction in product back and take out separator, and then put this battery door in back. This product just can be used.

 

2. Key Function: [MODE] is to switch clock and alarm clock display modes and set current time, alarm time, 12 or 24 hourly system and date; [ADJ] is to adjust values of set items; [MEMORY] is to display maximum & minimum humidity and temperature values in memory, and remove memorized maximum & minimum temperature and humidity values; [°C/°F] is to switch temperature unit to display temperature in°C(degree Celsius) or in°F(degree Fahrenheit); [RESET] is to remove all set / memorized values, and get back original state.

3. Under original state, press [MODE] key for 2 seconds to make minute value in current time begin to twinkle, and press [ADJ] key to adjust minute number, and continuously press [MODE] key to respectively set “Clock”, “12/24”, “Month (M)” and “Day (D)”.

 

4. Under current clock mode (two points between clock and minute twinkle one time per minute), press [MODE] one time to switch display as clock mode (two points between clock and minute don’t twinkle), and now press [ADJ] key to switch on and off of “Quarter Bell” function / “Hourly Chime” (Alarm) function. Press [MODE] key for another two seconds to set alarm time, and meanwhile, start “Hourly Chime” function, sign”(Alarm)appears.

 

5. Under alarm clock mode, automatically get back current clock in one minute in case of no any operation, and press [ADJ] key one time to switch to calendar display, and automatically return to current clock after three seconds; press MAX / MIN key to display maximum value of temperature / humidity since last clear (CLEAR).

 

6. Press [MEMORY] key to display memorized maximum (MAX) and minimum (MIN) values of temperature / humidity, and press [MEMORY] key for more than two seconds to clear memorized maximum / minimum value.

 

Back part of HTC-1 Digital Thermometer & Hygrometer/ Hygrothermograph

 

About the circuit board of HTC-1 Digital Thermometer & Hygrometer/ Hygrothermograph