NR型数字深水温度计
此数字深水温度计主要用于测量深水温度，也可以用来测量任何无腐蚀性介质的温度。测量范围可达-45℃～125℃。此温度计在0℃～40℃范围内标定。

技术指标：
测量范围：-45℃～125℃
适用水深：40m（电缆长度依用户需要配备)
电 源：支流4.5v，3节5号电池
功 耗：zui大电流80mA
误 差：0℃～40℃：zui大*.5℃
       -45℃～125℃: zui大误差2℃
分 辨 力：0.1℃
响应时间：自然水温下不大于6秒。
显示：3位半LED显示，小数点后1位。
 

使用方法：
    将传感器放入水中欲测温度位置，按下表壳上的按扭，数秒钟后即可显示所测温度值。

更换电池：
    拧开后盖上的螺钉，取下后盖，即可按电池盒上的正负极安装电池。

注意：
    电路板上的两个电位器已标定好温度计的精度，请不要动。

This figure sham thermometer mainly used to measure temperature, can also be used to measure any non-corrosive medium temperature.

Measuring range can up to -45 ℃ ~ 125 ℃. The thermometer calibrate within 0 ℃ ~ 40 ℃.

Specifications:
1. Measuring range: -45 ℃ ~ 125 ℃
2. Apply depth: 40 m (according to user needs with cable length )
3. Power: tributary of 4.5 v, 3节on the 5th Battery
4. Power consumption: 80 mA maximum current
5. Error: 0 ℃ ~ 40 ℃: the greatest error of 0.5 ℃
        -45 ℃ ~ 125 ℃: the greatest error of 2 ℃
6. Resolution: 0.1 ℃
7. Response time: natural water temperature of not more than six seconds.
8. Display: 3-LED display, one after the decimal point.
 

How to use:
     Add to sensors will measure water temperature position, press the button on the case, after a few seconds to display the measured temperature.

The replacement of batteries:
     After opening with a twist of the screws, remove the rear cover, according to the battery box is on the negative battery installed.

Note:
     The two boards have potential for good thermometer calibration of precision, please do not move.