Martens Elektronik GmbH

Model SD9648 - Switching and Monitoring Relays - Alarm Display


DIN 96x48mm, Mounting depth 100mm, Panel cut-out 92x45mm, Clamp terminals.

  • Activation with voltage free contacts, 0/24V signals or 0/4...20mA for monitoring of analog measuring values
  • First- or last message, priority
  • Internal or external reset
  • LCD-text display with background lighting 2 lines 16 characters each, 6.5mm high
  • Text length max. 64 characters
  • Programming by front side keypad or remote control
  • Acoustic alarm with integrated buzzer
  • Alarm relay SPDT
  • Real-time clock
  • Transmitter supply 24V DC max. 50mA
  • Operating temperature 0...50°C
  • Protection front IP65

  • Sequence The messages related to their priority or occurrence (first/last message)
  • Display mode Fault signals are cyclically ore permanently displayed. While permanent indicating all messages can be scrolled by pressing a key.
  • Display time It is programmable whether a message is deleted automatically after discontinuation of the cause or additionally an acknowledgement is necessary.
  • Relay / buzzer Parallel to the messages a buzzer and/or alarm relay can be activated.
  • Start-up delay time After switching on the device, all alarm signals can be suppressed for an adjustable time 0...999s.
  • Message delay time Programmable from 0.0 ... 9.9s.
  • Analog Input Display range, alarm setpoints and alarm performance (min/max) are programmable. Process values can be inserted in any position of the text message
  • Date / Time Can be inserted in any position of the message (only with real-time clock), alternatively the current time or time of an alarm.

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