21D-265C
3
Specifications
2. Specifications
Items
Descriptions
Remarks
Model
21D-265C
Frequency
Optional one wave of 41 waves ranging
264.500-265.500MHz(25KHz in step)
A conformity
standard
Micro radio wave method of Japanese law
Antenna
1/4λ Whip antenna
Input power
voltage
DC12V(DC11.0-28.0V)
①
DC Jack for AC adapter x1
②
Terminal block(screw-type) x1
Current amount of 300mA or
more can be steadily supplied
Current
consumption
About 50mA in DC12V
When I/O terminal is not
connected
Working
environment
Temperature:0-50
℃
Humidity:85% or less, no dew drop
Size
222W x155H x 40Dmm
(Projection excluded)
Weight
About 650g
Buzzer
Used for checking the key input and error
Keyboard
Membrane switch with 20 keys
[F1]-[F4]
[0]-[9]
[▲](UP)
,
[▼](DOWN)
[+]
,
[-]
[CLR]
,
[ENT]
Display
LCD
16-digitx2-line LED backlight built-in
Switch
Power switch x 1(Locker switch)
Input
Non-voltage contact input x 5-point
5V 15mA can be stably turned
ON/OFF
Output
Open collector output
x
4-point
Max output voltage
DC50V
Max output current
1.5A
*1
Data backup
About 2 weeks
*1:Use the diode for preventing the back electromotive force when turning on/off the coil inductive
load.