12
sensing.honeywell.com
Installation Instructions for the
Wireless Hazardous Area Limit Switches, WBX Series
ISSUE 3
50096377
Figure 6 – WBX Dimensions (Side Rotary)
Free Position
D.T.
Differential
Travel
Mounting Pads
52,1 mm
[2.05 in]
19,81 mm
[0.78 in]
62,61 mm
[2.47 in]
Ø 76,2 mm
[3.00 in]
85,73 mm
[3.38 in]
2X
5/16-18 UNC-2B .875
38,1 mm
[1.50 in]
73,18 mm
[2.88 in]
25,4 mm
[1.00 in]
49,15 mm
[1.94 in]
31,75 mm
[1.25 in]
145,5 mm
[5.73 in]
15,9 mm
[0.63 in]
145,6 mm
[5.73 in]
Operating Head Code “A”
Straight Antenna
Operating Head Code “A”
90° Antenna
Total Travel
T.T.
Overtravel
O.T.
Pretravel
P.T.
R.T.
R.T. = Release Travel
R.T.
218,3 mm
[8.6 in]
2X Ø5,16 mm
[0.203 in]
mounting
hole
MECHANICAL OPERATING SPECIFICATIONS
for Side Rotary Actuators
Table 12 – Operating Specifications (Mechanical)*
Characteristic
Operating Head Code “A” Momentary
Pretravel
17.5° max.
Overtravel
60° min.
Differential travel
7° max.
Total travel
85° ref
Operating torque
0,45 Nm [4 in-lb] max.
Full travel torque
0,68 Nm [6 in-lb] max.
* Operating point given in relation to actuator center