Auto switch model
0.5
3
5
13
57
92
13
57
92
11
50
81
D-F79W D-F7PW D-J79W
Lead wire length
(m)
Auto Switch Internal Circuit

D-F79W

D-J79W

Indicator light/Display method

D-F7PW

Grommet

D-F7W, D-J79W

Auto switch model
Wiring type
Output type
Applicable load
Power supply voltage
Current consumption
Load voltage
Load current
Internal voltage drop
Leakage current
Indicator light
D-F79W
3-wire
NPN
IC circuit, Relay, PLC
5, 12, 24 VDC (4.5 to 28 VDC)
10 mA or less
28 VDC or less
40 mA or less
100 µA or less at 24 VDC
Operating position······Red LED lights when ON.
Optimum operating position······Green LED lights when ON.
D-J79W
2-wire
24 VDC Relay, PLC
24 VDC (10 to 28 VDC)
5 to 40 mA
4 V or less
0.8 mA or less at 24 VDC
D-F7PW
PNP
80 mA
0.8 V or less
1.5 V or less
(0.8 V or less
at 10 mA load current)
• Lead wire — Oil resistant vinyl heavy-duty cord,
ø3.4, 0.2 mm2, 3 cores (Brown, Black, Blue),
2 cores (Brown, Blue), 0.5 m
Note 1) Regarding the common specifications of the solid state switches, refer to page 12-13-5.
Note 2) Regarding the lead wire length, refer to page 12-13-5.

The optimum operating position

can be determined by the color

of the light.
(Red Green Red)
Auto Switch Specifications
PLC: Abbreviation of Programmable Logic Controller
Weight
(g)
Dimensions
Operating range
Indication
GreenRed Red
Optimum operating position
ø3.2 mounting hole
Indicator light
Most sensitive position
2-color Indication Type Solid State Switch
Rail Mounting Style
D-F79W/D-F7PW/D-J79W
Main circuit
of switch
Main circuit
of switch
Main circuit
of switch
OUT (+)
Brown
OUT (–)
Blue
OUT
Black
DC (+)
Brown
DC ()
Blue
OUT
Black
DC (+)
Brown
DC ()
Blue
For details about certified products
conforming to international standards,
visit us at www.smcworld.com.
12-13-18
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