Sensing and Internet of Things
13
Installation Instructions for the
Wireless Hazardous Area Limit Switches, WBX Series
ISSUE 3
50096377
Figure 7 – WBX Dimensions (Pin Plunger)
Mounting Pads
38,1 mm
[1.50 in]
73,18 mm
[2.88 in]
25,4 mm
[1.00 in]
2X Ø5,16 mm
[0.203 in]
mounting
hole
2X
5/16-18 UNC-2B .875
Operating Head Code “C”
Straight Antenna
Ø 76,2 mm
[3.00 in]
85,73 mm
[3.38 in]
218,3 mm
[8.6 in]
19,81 mm
[0.78 in]
41,28 mm
[1.63 in]
9,47 mm
[0.37 in]
52,10 mm
[2.051 in]
57,94 mm
[2.28 in]
operating
point
21,46 mm
[0.85 in]
145,5 mm
[5.73 in]
15,9 mm
[0.63 in]
145,6 mm
[5.73 in]
Operating Head Code “C”
90° Antenna
Differential
Travel
Over
Travel
Pre
Travel
Full
Travel
Operating
Point
Release
Point
MECHANICAL OPERATING SPECIFICATIONS
for Pin Plunger Actuators
Table 13 – Operating Specifications (Mechanical)*
Characteristic
Operating Head Code “C” Top Plunger Plain
Pretravel
1,78 mm [0.07 in] max.
Overtravel
4,83 mm [0.19 in] min.
Differential travel
0,51 mm [0.02 in] max.
Operating force
20,02 N [4.5 lb] max.
Operating point
57,94 mm ± 0,50 mm [2.281 in ±0.02 in]
Full overtravel force
40 N [9 lb] max.
* Operating point given in relation to top mounting hole