LIMAX33 CP Shaft Information and Safety System

For hoisting heights up to 260 m | speeds up to 10 m/s

  • Safe and absolute position detection and safety-relevant switching and control functions in one housing
  • Up to 3 pairs of safety relays
  • Up to 13 safe inputs for SIL3 compliant controller transfer
  • Floor sensor possible (optional)
  • CANopen Interface (DS406) for car position and parameter transfer, other secure interfaces possible
  • Scaleable functional safety architecture (e.g. solution for EN81-A3 functionality with 2 safety relais)
  • SIL3 type-examination tested (EU) (customer-specific options)


Mechanical Data

Measuring principle


System accuracy in µm
at 20 °C

+/- (1000 µm + 100 µm x L)
L = measuring length in meters

Distance between sensor and magnetic tape

correct distance is guaranteed by guidance

Sensor housing material


Sensor housing dimensions
L x W x H

354 x 136 x 54 mm

Necessary magnetic tape


Max. measuring length

260 m


M12 circular plug 5 pole, others on request

Sensor cable

3 m standard cable length, others on request, drag chain compliant


approx. 1400 g without cable

Electrical Data

Power supply

18 … 29 VDC (stabilised)

Current consumption

max. 0.6 A


CAN, CANopen (DS406, DS417),
others on request


up to 0.0625 mm (optional 0.05 mm)

Travel speed

max. 10 m/s

Number of safe inputs

5, +8 optional

Number of safety circuit inputs

1 (110 V, 220 VAC or 48 VDC)

Safety Relays


230 VAC / 110 VAC

Current consumption

max. 2 A


1 – 3 (110 V, 220 VAC or 48 VDC),
others on request

Environmental Condition

Storage temperature

-25 … +85 °C

Operation temperature

-10 … +70 °C
-25 … +85 °C on request


max. 95%, non-condensing

Protection class

IP54, higher on request