HS-422IT Intrinsically safe 4–20 mA vibration sensor (acceleration) with temperature output, top exit, M12 connector

Outputs: 4–20 mA (acceleration) and temperature signal, M12 connector.

Output 4–20 mA
Exit Top exit
IP IP67
Ex Ex i

Ordering options

Measuring range — acceleration

Mounting thread

You do not have to choose every option — we will agree the rest in the quotation.

Quantity

Technical data is taken from the manufacturer's documentation. Before ordering, please confirm the parameters against the current datasheet or with our engineer.

HS Sensors · HS-422IT · as of 07/10/2026

Key features

Intrinsically safe version — approvals: Europe (ATEX), USA, India (PESO), South Africa (MASC)
SIL 2 and SIL 3 certification
For use with PLC / DCS systems
Temperature output
Piezoelectric element in compression design

Technical specifications

Parameters as specified by the manufacturer.

Measurement
Measured quantity	Vibration acceleration, Temperature
Number of measuring axes	1 axis
Measuring range — acceleration	1 / 2 / 5 / 10 / 100 g (standard: 1)

Output signal
Output type	4–20 mA
Sensitivity — notes	±10%; Nominal 80Hz at 22°C / 72°F

Connection and mounting
Cable / connector exit	Top exit
Connector	M12, 4-pin
Mounting thread	1/4"-28 UNF, female (standard), 1/4"-28 UNF, male, Quick Fit, female, M6 × 1 mm, male, M8 × 1.25 mm, male, M10 × 1.5 mm, male

Operating conditions and protection
IP rating	IP67
Electromagnetic compatibility (EMC)	EN 61326-1:2013

Hazardous areas and approvals
Hazardous-area version	Intrinsically safe (Ex i)
Ex marking and ambient temperature	Ex ia IIC T4 Ga (-40°C ≤ Ta ≤ +110°C) (gas) Ex ia IIC T6 Ga (-40°C ≤ Ta ≤ +60°C) (gas) Ex ia IIIC T130°C IP65 Da ( -40°C ≤ Ta ≤ +110°C) (dust) Ex ia IIIC T80°C IP65 Da ( -40°C ≤ Ta ≤ +60°C) (dust)
Approvals and certificates	ATEX (EU), US approval (Class / Division), PESO (India), MASC (South Africa), SIL 2 / SIL 3

Construction
Sensing element	PZT — compression
Case material	Stainless steel
Weight	150 g (nominal)
Features	For PLC / DCS systems

Identification
Model	HS-422IT
HS Sensors part no.	HS-422IT-TOP-M12
Manufacturer's product name	HS-422IT – Top Exit – 4 Pin M12 Intrinsically Safe Accelerometer with Temp Output