Tenmars ST-109R, User Manual

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ST-109R
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7 General Specifications

Readings display: two rows with maximum
value at 1999.

Lower power detection, backlight function, data
lock function (HOLD)

Auto power On/Off function

Overload display: "OVER" or "UNDER"

Storage interval: 1 second~ 24 hours; up to
35,000 records.

Battery: 1.5V*4(LR6
– AA – AM3 – MN 1500)

Battery life: Approximately 30 hours

Power consumption at standby mode: 10uW

Power consumption at operation mode:
250mW

Operation temperature and humidity: 5
℃
~40
℃
with relative humidity up to 80%

Storage temperature and humidity: -10
℃
~60
℃
with relative humidity up to 70%

Weight: Approximately 500 grams

Dimensions: 285(L)x90(W)x39(H) mm

Adapter specification:
Convert external AC 100~240V power to DC
9V/0.5A
Specification: Voltage at DC9V/0.5A
Plug: O.D.: 5.5mm; I.D.: 2.1mm