Datasheet

3
ZC-@55
Structure and Nomenclature
Structure
Changing the Terminal Protective Cover around allows the cable to
be pulled out from either the right or the left.
Note: M4 binding head screws (with toothed washers) are used as the terminal screws.
Contact Form
Dimensions and Operating Characteristics (Unit: mm)
Note: 1. Unless otherwise specified, a tolerance of ±0.4 mm applies to all dimensions.
2. Operating characteristics are for when the Switch is operated from direction A.
Roller
Plunger
Switch
Packing
Terminal Protective
Cover
Case
NC fixed contact
Moving contact
NO fixed contact
Seal rubber
Common
terminal
(COM)
Normally
open
terminal (NO)
Normally
closed terminal (NC)
(COM)1 2(NC)
3(NO)
22 max.
21
23.3
7.8 dia. *
53.4
14
25.4
±0.15
Two , 4 .3
±0.1
dia.
mounting holes
(
NBR
)
21.7
Terminal Protective Cover
*Stainless steel plunger
15
19
14 dia.
(10)
55
8
5
18.3
OP
PT
A
(
21
×
22 max.
21
23.3
7.8 dia.*1
53.4
14
25.4
±0.15
Two, 4 .3
±0.1
dia.
mounting holes
Seal rubber
(NBR)
21.7
(21 × 21)
*1. Stainless steel plunger
*2. The length of the imperfect threads is 1.5 mm maximum.
*3. Thickness: 3 width: 17
15
19
(10)
55
12.5
5
*2
18.3
OP
PT
A
Two M14
× 1
hexagon nuts
*3
Terminal protective cover
22 max.
21
23.3
Set position
indication line
11 dia.
× 4.7 *1
Two M14
× 1
hexagon nuts
*3
53.4
14
Seal rubber
(NBR)
(21 × 21)
21.7
Terminal protective cover
*1. Stainless sintered alloy roller
*2. The length of the imperfect threads is 1.5 mm maximum.
*3. Thickness: 3 width: 17
15
19
(10)
55
12.5
5
*2
18.3
OP
PT
A
(2.25)
(3.6)
Two, 4 .3
±0.1
dia.
mounting holes
25.4
±0.15
22 max.
21
23.3
(2.25)
(3.6)
11 dia.
× 4.7 *1
Set position indication line
Two M14
× 1
hexagon nuts
*3
53.4
14
Seal rubber
(NBR)
(21 × 21)
21.7
Terminal protective cover
*1. Stainless sintered alloy roller
*2. The length of the imperfect threads is 1.5 mm maximum.
*3. Thickness: 3 width: 17
15
19
(10)
55
12.5
5
*2
18.3
OP
PT
A
Two, 4 .3
±0.1
dia.
mounting holes
25.4
±0.15
Plunger
ZC-D55
Panel Mount Plunger
ZC-Q55
Note: Do not use the M14 mounting
screw and the case mounting
hole at the same time.
Panel Mount Roller Plunger
ZC-Q2255
Note: Do not use the M14 mounting
screw and the case mounting
hole at the same time.
Panel Mount Crossroller Plunger
ZC-Q2155
Note: Do not use the M14 mounting
screw and the case mounting
hole at the same time.
22 max.
23.3
9.5 dia.
× 4.7 *
Rubber boot
(chloroprene rubber)
53.4
14
Seal rubber
(NBR)
(21 × 21)
21.7
Terminal protective cover
* Stainless sintered alloy roller
15
19
(10)
55
5
18.3
OP
PT
A
Two, 4.3
± 0.1
dia.
mounting holes
25.4
± 0.15
Sealed Roller Plunger
ZC-N2255
22 max.
23.3
9.5 dia.
× 4.7 *
Rubber boot
(chloroprene rubber)
53.4
14
Seal rubbe
r
(NBR)
(21 × 21)
21.7
Terminal protective cover
* Stainless sintered alloy roller
15
19
(10)
55
5
18.3
OP
PT
A
25.4
±0.15
Two, 4.3
±0.1
dia.
mounting holes
Sealed Crossroller Plunger
ZC-N2155