1U digital FAN UNIT installing on 19" rails
thermostat is used for controlling temperature of inner cabinet mainly with features of high reliability, easy operation. Meanwhile, it has other warning functions such as alarm for reaching max temperature limit, outputting, sensor fault alarm, etc.
By fan quantity, they can be divided into
1, Fan unit with 2 fans
2, Fan unit with 4 fans
3, Fan unit with 6 fans
4, Fan unit with 8 fans
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The product shall follow below specifications:
1. Oiliness ac cooling fan inside, roller/bearing for options
2. Standard: without power cable, IEC C14 input, power cable can be added as per your need
3. 2×mounting ears, with switch for controlling
4. digital fan unit is available, with operating manual
I. The specification and technical parameter
* Running environment: -5 oC ~ 50 oC
* Relative humidity:20%~85% (dew dont be formed)
* Main technical parameter
The voltage of the power: 220 VAC±10% (110VAC is optional)
* Measuring Scale: 0 oC ~ 50 oC
* Capacity of connective point of relay: 7A/250 VAC
* Span of control: 0 oC ~ 50 oC
*Precision of controlling and measuring: ±1 oC
II. Surface dimension and explanation of each part
1. temperature controller
2. switch
3. power input
4. sensor tie-in (connect)
5. power output (1)
6. power output (2)
III. Connection /wiring Steps
1. Connect the temperature sensor to the sensor of temperature controlling unit.
2. Connect the outside power to the power plug of temperature controlling unit with special cable
IV. Operation
When complete all the connection steps above and confirm the connection is ok, then turn on the switch on the temperature controller and adjust the control parameter to appropriate temperature.
V. Operation of the temperature controller
1. Look over and set parameter
(1)Look over parameter. Under the state of non-setting, pressing key show setting value of temperature. Pressing key display the different between the present temperature and temperature located, 2 seconds later, the screen will show the present temperature.
(2)Set parameter
* method of entering into the state of customer setting: under not-setting state. Press SET key longer than 5 seconds to enter customer state of setting up, setting
indicator to be on and to show the temperature at present.
* method of temperature setting :under the state of customer setting , press upwards or downwards to adjust the temperature .Press one time to adjust 1 degree. It will be changed into rapid adjusting after pressing on it over 2 seconds.
*The method of exit from the state of customer setting Press SET key 5 seconds or no any operation within 30 second under state of customer setting, system will store current setting, value and return to normal working condition.
*Method of entering administrators menu: under state of non-setting, pressing SET and over 5 seconds at the same time to enter administrators menu Then setting light will be on to show the item: F1 to setting.
SAMPLE show
Digital fan unit with 2 fans
