D4F-202-3R Omron, D4F-202-3R Datasheet - Page 7

• Manufacturer Part Number: D4F-202-3R
• Description: Small Safety Limit Switch
• Manufacturer: Omron
• Series: D4Fr

Specifications of D4F-202-3R

• Lead Free Status / Rohs Status: Details

Wiring
Identifying Wires
Identify wires according to the color (with or without white lines) of the
insulation on the wire.
Terminal Numbers
<1NC/1NO>
<2NC>
<2NC/2NO>
<4NC>
Note: Safety Contacts:
Auxiliary contact Orange 33
Auxiliary contact Orange 33
Auxiliary contact Orange 31
Dummy insulator (black)
• Identify terminal numbers based on the color (with or without white
• The safety and auxiliary contacts of D4F models of four-terminal
• The safety contacts are direct-opening NC contacts (11-12 and 21-
• Auxiliary contacts are used to check (to monitor) the operating
• The NC contacts 31-32 and 41-42 of auxiliary contacts (orange or
• Cut the dummy core insulator and all unused wires at the end of
Auxiliary contact Brown 21
Auxiliary contact Pink 43
Auxiliary contact Pink 41
Safety contact Brown 21
Safety contact Brown 21
lines) of the insulation on the wire.
contact construction and those of two-terminal contact
construction are described below.
22); they are used for safety circuits, and each of them is indicated
with the appropriate mark
state of the switch, which are equivalent to NO contacts (33-34 and
43-44) or NC contacts (31-32 and 41-42).
pink) can be used as safety contacts.
the external insulation sheath when wiring the cable.
Safety contact Blue 11
Safety contact Blue 11
Safety contact Blue 11
Safety contact Blue 11
Green/yellow ground
Green/yellow ground
Green/yellow ground
The safety contacts are direct opening contacts certified by EN
and each of them is indicated with the mark
Green/yellow ground
Cross section
8
7
9
6
1
5
2
4
3
External insulation sheath
Insulation
Zb
Zb
Zb
Zb
.
12 Blue/white
34 Orange/white
12 Blue/white
22 Brown/white
34 Orange/white
44 Pink/white
12 Blue/white
22 Brown/white
32 Orange/white
42 Pink/white
12 Blue/white
22 Brown/white
Core Insulator Colors
Blue/white, Orange/white,
Pink/white, Brown/white,
Green/yellow, Brown, Pink,
Orange, and Blue
Example: Blue/white is a blue
insulator with a white line.
.
Operating
Others
Pushing surface
Dog
Dog
• To set the plunger stroke correctly, press-fit the plunger until the
• To set the roller lever stroke correctly, push the dog and cam until
• Actuating the switch from an angle other than 90 degrees to the
• Do not remove the head. Otherwise, a failure may occur.
• To avoid telegraphing, take the following precautions.
top of the pushing surface comes between two grooves on the
plunger.
the lance point comes within the range of the convex part that is the
correct setting position.
switch face may deform or damage the actuator, or deform or
damage the rotary spindle, so make sure that the dog is straight.
1. Modify the rear end of the dog to an angle of 15° to 30° as
2. Modify the circuit so as not to detect the wrong operating
Incorrect
Incorrect
shown below or to a secondary-degree curve.
signals.
θ
θ≥ 30°
Lance point
Dog
Dog
Grooves
Correct
Correct
Proper range
θ
15°≤ θ≤30°
Convex part
Proper range
D4F
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