SOT-NP4/8 Series


Model No. Descriptions

Sample System Configuration


Rated power voltage
DC12/24V Ripple 100 mVp-p or less
Power voltage used
DC10 – 30V Ripple 100 mVp-p or less
Consumable current
60mA MAX
Transmission distance
0 – 1m
0.1 – 3m
0 – 1m
0.1 – 3m
Direction angle
Transmitting points
Input 4-bit/Output 4-bit
Input 8-bit/Output 8-bit
Transmission method
Half-duplex 2-way and 1-way direction
Detecting method
Bit reverse any time comparison method
Transmitting time
15ms MAX (M/S mode) 20ms MAX (X mode)
Projecting element
Short-wave-length infrared LED
Receiving element
Photo transistor
Modulation method
Pulse modulation 45 KHz
Input date points
4 points
8 points
input model Photo-coupler insulation type (Sink input)
Input signal Contact-point or Open collector
Input voltage DC10 – 30V However, input voltage is the line-to-line voltage
between EXT+V and IN
Input current 4±0.5mA (in DC 24V) However, the residual voltage when turned On is below than 2V. The leakage current when turned Off is below than 0.5mA.
Output date points
4 points
8 points
Output model Non-insulation model Open collector output by NPN transistor (Sink Output)
Load voltage DC4.5 – 30V
Load current 100mA per point The residual voltage when output turned On Should be below than 1.5V and total load current Below than 500mA
POW display: Lights up (red) when power is on
CTL/TCD display: Lights up (red) when CTL input is on/lighted (green) when TCD input is on
DT/RCV display: Lights up (red) during successful data reception/lighted (green) during stable optical reception
IN display: Lights up (red) when data input is on
OUT display: Lights up (green) when data output is on
When the RCV display (green) is lighted , the DT display (red) will also be lighted .
With attached 1-m cable 18C × 0.14mm2 (AWG26)
With attached 1-m cable 26C × 0.14mm2(AWG26)
Ambient operating temperature
-20 – +50°C No freezing temperatures allowed.
Ambient operating humidity
40 – 85% RH No condensation allowed.
Ambient operating illumination
4,000lx or less for incandescent and fluorescent lamps
No externally disturbed light shall directly enter the receiver.
Vibration resistance
10 to 55Hz in frequency, 1.5mm in complex amplitude and 5minutes for sweep
20 cycles in each of X, Y and Z directions
Shock resistance
500m/s2, 20 cycles in each of X, Y and Z directions
Enclosure rating
Outside dimensions
60mm (W) × 50mm (D) × 22mm (H)