4 Channel Digital DIN Rail Switch Measures Minutes, 230 V ac

  • RS Stock No. 398-8919
  • Mfr. Part No. SC 88.40 pro
  • Manufacturer Muller
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): DE
Product Details


Unrestricted block programming of days, channels and switching functions
Can be programmed with supply disconnected
Permanent On/Off switch, manual override
Holiday switching of 1-99 days
Pulse function and segment length of 1 min (1 sec pulse)
71.5mm wide

Muller Time switch

The Finder interface relay module is an innovative, ultra-compact electromechanical device equipped with a 24VDC coil and an SPDT 1C/O contact configuration. This narrow design interface relay works as a coupling element used to send control signals to and from a PLC. The high number of approvals make it useful for many applications around the world. It offers a high-density solution for smaller electrical cabinets and other industrial applications thus optimising your panel installation. This electromechanical relay module has a small footprint that makes it ideal for applications where space-saving is essential.

Features and Benefits

• DIN rail mounting
• Minimum interval 1 minute
• 71.5mm wide
• Switching capacity 16A per channel
• Time base is quartz/DCF
• Holiday switching of 1-99 days
• Permanently ON or OFF with manual switch (perm ON/OFF)
• Manual override
• Automatic sorting of switching times on readout
• Unrestricted block programming of days
• Fully automatic daylight saving time (European, North American, or Australian standard adjustable)
• Elapsed time and pulse counter for each channel
• Cycle function/recycler function
• Screw terminal connection
• Operating temperatures range between -10°C and 55°C


• Ideal for outdoor and street lighting
• Control of lighting, heating and ventilation


• IP20 rated
• DIN EN 60529

Remotely Programmable

Attribute Value
Supply Voltage 230 V ac
Units Measured Minutes
Number of Channels 4
Type Digital
Contact Configuration SPDT
Segment Length 1 min
Height 90mm
Depth 63mm
Memory Spaces 300
Battery Life 10yr
12 In stock for delivery within 3 working days
Price Each
SGD 411.42
(exc. GST)
SGD 440.22
(inc. GST)
Per unit
1 - 4
5 - 9
10 +
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