Fiber-Optic SensorsD4RF/D4IF Series
Easy-to-Read, Easy-to-Use,
Fiber-Optic Sensors
- Easy-to-read OLED display
- Fiber insertion indicators for instant verification
- Large LED indicators for excellent visibility
- Contributes to smart factories with IO-Link support
NEW MODELS
Short-range/High accuracy type
Infrared light source type

Lineup
Connection | Type | Shape | Number of wires | OLED display | I / O | Model | ||||
---|---|---|---|---|---|---|---|---|---|---|
Cable | Stand-alone models | ![]() |
5 | ● | 2 outputs | 1 input | ― | ― | D4RF-TD![]() |
|
4 | ● | 1 output | ― | 1 switchable output/input | ― |
D4RF-T![]() |
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5 | ● | 1 output | 1 input | ― | 1 analog output |
D4RF-TA | ||||
Interconnection models | Main unit | 5 | ● | 2 outputs | 1 input | ― | ― | |||
4 | ● | 1 output | ― | 1 switchable output/input | ― | D4RF-TM | ||||
Expansion unit | ![]() |
3 | ● | 2 outputs | 1 input | ― | ― | D4RF-TDS | ||
2 | ● | 1 output | ― | 1 switchable output/input | ― | D4RF-TS | ||||
Cable (Short-range/High accuracy type) |
Stand-alone models | ![]() |
5 | ● | 2 outputs | 1 input | ― | ― | D4RF-TD-Y![]() |
|
5 | ● | 1 output | 1 input | ― | 1 analog output |
D4RF-TA-Y | ||||
Interconnection models | Main unit | 5 | ● | 2 outputs | 1 input | ― | ― | |||
Expansion unit | ![]() |
3 | ● | 2 outputs | 1 input | ― | ― | D4RF-TDS-Y | ||
Cable (Infrared light source) |
Stand-alone models | ![]() |
4 | ● | 1 output | ― | 1 switchable output/input | ― | D4IF-T![]() |
|
Connector (Infrared light source) |
![]() |
4 | ● | 1 output | ― | ― | D4IF-TC4![]() |
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Connector | Stand-alone model | ![]() |
4 | ● | 1 output | ― | 1 switchable output/input | ― | D4RF-TC4![]() |
|
Interconnection models | Main unit | 4 | ● | 1 output | ― | 1 switchable output/input | ― | |||
![]() |
2 | × | ― | ― | ― | ― | D4RF-MC4 | |||
Expansion unit | ![]() |
2 | ● | 1 output | ― | 1 switchable output/input | ― | D4RF-TSC4 | ||
Cable-less | Interconnection models | Main unit | ![]() |
0 | ● | ― | ― | ― | ― | D4RF-TM-0 |
Expansion unit | ![]() |
0 | ● | ― | ― | ― | ― | D4RF-TS-0 | ||
![]() |
0 | × | ― | ― | ― | ― | D4RF-S |