Industrial VRS Magnetic Speed Sensors
5/8 INCH EXPLOSION-PROOF SENSORS (All dimensions for reference only. mm/[in])
When properly installed using the explosion containment method, the 3090X catalog listings on this page are certified for use in
hazardous locations as follows: Class I, Groups A, B, C, D; Class II Groups E, F, G; Class III.
These catalog listings have been tested to and meet the requirements of applicable U.S. and Canadian specifications for the
locations described above.
The catalog listings on this page conform to standards:
II 3 G EEx nA II T6.
General Specifications
Test Condition Specifications
Parameter Characteristic
Surface speed 25 m/s
[1000 in/s]
8 DP
Parameter
Characteristic
Parameter
Characteristic
Min. output voltage 60 Vp-p
Inductance
115 mH max.
Coil resistance
191 Ohm to 280 Ohm
Gear pitch range
12 DP (module 2.11)
or coarser
Gear
(module 3.17)
0,127 mm
[0.005 in]
Pole piece
diameter
4,75 mm [0.187 in]
Optimum actuator 8 DP (module 3.17)
ferrous metal gear
Air gap
Minimum surface
speed
0,38 m/s [15 in/s] typ.
Maximum
operating
frequency
40 kHz typ.
Load
resistance
100 kOhm
Operating temp.
range
-73 ºC to 93 ºC
[-100 ºF to 200 ºF]
Vibration
Mil-Std 202F
Method 204D
Mounting thread
5/8-20 UNF-2A
Termination
18 AWG PVC-insulated
leads
Catalog
Listing
3090A
Thread
Length (A)
Weight
24,5
[1.00]
3000 MIN
[120.00]
31,75
[1.250]
A
1/2-14 NPT
45 mm [1.8 in]
88 mm [3.5 in]
280 g [9.0 oz]
366 g [10.0 oz]
3090A35
BLIND END SHELL
POLE PIECE
Honeywell Sensing and Control
3