Dold Industries Ltd

11 Hamberts Rd. Blackall Ind. Estate
South Woodham Ferrers
GB-Essex, CM3 5UW
BH 5904

Valve monitoring module

BH 5904

Contacts

Nominal voltage

Approvals and Markings

Variant

  • 0059391
  • BH5904.02/00MF2/61 DC24V
Protection of people and machines. The module BH 5904 monitors the positions of valve lifter in... more

Product description

Protection of people and machines. The module BH 5904 monitors the positions of valve lifter in standard hydraulic blocks for presses.

Technical specifications

Width: 45 mm
Nominal voltage: DC
Cat. / PL acc. to EN ISO 13849-1: 4/e
Approvals: UL
Type: BH 5904

Features

  • According to
    - Performance Level (PL) e and category 4 to EN ISO 13849-1
    - SIL Claimed Level (SIL CL) 3 to IEC/EN 62061
    - Safety Integrity Level (SIL 3) to IEC/EN 61508
  • Way of valve monitoring adjustable (2 NC, 2NO, 1 changeover contact)
  • Reset button to acknowledge after fault detection
  • Available with continuous monitoring of the valve or just with one check per cycle
  • Contact reinforcement by external contactors possible
  • Short circuit and cross fault detection
  • Broken wire detection
  • Outputs: 2 NO contacts
  • 2 semiconductor outputs with short circuit, overload and temperature protection to monitor the status
  • Under and overvoltage detection
  • Reaction time: max. 28 ms
  • LED operation indicators (run1, run2 )
  • Width 45 mm