Model #225

Humidity-temperature recorder (NSN 6685-00-091-6229)

Special Features
X2 seperate channels, humidity and temperature; accuracy temp channel +/- 1 degrees f and humidity channel +/- 4 rh between 20 and 80 rh at 77 degrees f; temp coeffecient -0.2rh/deg f; response time temp channel 1 second to 63%; humidity channel 30 seconds to 63%; sampling rate 8 seconds for one complete cycle 4 second intervals between humidity and temp; mounting: brackets for wall mounting and panel mounting; weight 4 lbs; chart paper style p, pressure sensitive, speed 1/2 inch per four or 1 ft per day; size 63 ft l ong by 2 5/16 inches useable width; paper life 9 weeks; recorder may be placed on desk or table or mounted on wall or panel; sensor 6 ft cable; recorder case material die cast aluminum; paper has easy to read straight line grids
Overall Depth
6.000 inches
Overall Height
5.625 inches
Overall Width
3.625 inches
Current Type
Ac
Ac Voltage Rating
115.0 volts
Frequency Rating
60.0 hertz
Accessory Components And Quantity
Strip chart paper 1; sensor extension cable 1
Operating Range
+10.0/+90.0 percent and +60.0/+90.0 degrees fahrenheit
Operating Range
+10.0 to 90.0 percent and +60.0 to 90.0 degrees fahrenheit
Information Recorded
Relative humidity and temperature
Recording Method
Pressure sensitive paper
Chart Drive Method
Electric motor
Phase
Single
Description
Recorder,humidity-temperature
Cage Code
8J793

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Updated: 11/22/2024