Datasheet

D4B-@N
8
Note: Unless otherwise specified, a tolerance of ±0.4 mm applies to all dimensions.
Operating characteristics Model D4B-@@70N D4B-@@71N
Operating force
Release force
Pretravel
Overtravel
Movement differential
Direct opening travel
Direct opening force
Total travel
OF max.
RF min.
PT max.
PT (2nd) *1 *3
OT min.
MD max. *2
DOT min. *4
DOF min. *4
TT *3
18.63 N
1.96 N
2 mm
(3 mm)
5 mm
1 mm
3.2 mm
49.03 N
(7 mm)
18.63 N
1.96 N
2 mm
(3 mm)
5 mm
1 mm
3.2 mm
49.03N
(7 mm)
Note: Variation occurs in the simultaneity of
contact opening/closing operations of
2NC contacts. Check contact
operation.
*1. Only for slow-action models.
*2. Only for snap-action models.
*3. Reference values.
*4. Must be provided to ensure safe
operation.
Free position
Operating position
FP max.
OP
38 mm
35±1 mm
51 mm
48±1 mm
OP
PT
8
5.3
7.3
43
15
31.5
97
77
74
16
20
60±0.2
30±0.2
Conduit opening
40
+1
0
9.2 dia.
Cover
Stainless steel
plunger
Two, 5.3-dia.
mounting holes
Two, M4 × 12 cover
mounting screws
Four, M3.5 × 19.5
head
mounting screws
Plunger
D4B-@@70N
Roller Plunger
D4B-@@71N
OP
PT
8
5.3
7.3
43
15
31.5
97
77
74
20
16
60±0.2
30±0.2
Conduit opening
40
+1
0
9.2 dia.
Cover
12.7 dia. × 4.8
stainless steel roller
Two, 5.3-dia.
mounting holes
Two, M4 × 12 cover
mounting screws
Four, M3.5 × 19.5
head
mounting screws