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Multifunction Time Relay GRT8-M2

Multifunction Time Relay GRT8-M2 can be used for electrical appliances, control of lights, heating, motors, pumps, and fans.

SKU GRT8-M1-1 Category


Multifunction Time Relay

GEYA multifunction time relay is a smart relay for easy adjustment of the control signals, with multi-time range, multi-functions, and multi-voltage input built-in.

GEYA multifunction time relay provides 10-time ranges and 10 functions for the customer’s purpose to control an event that is based on time.

It also has a universal input voltage version for AC/DC12-240V that can be a suitable different power supply.

GEYA multifunction time relay offers high functionality on a small footprint.

Due to the flat front panel, an easy-to-read LED display as well as operating elements adjustable by standard tools, the configuration is particularly straightforward.


  • Multifunction time relay can be used for electrical appliances, control of lights, heating, motors, pumps, and fans (10 functions, 10-time ranges, multi-voltage).

Function Features

  • 10 functions:

– 5-time functions controlled by supply voltage

– 4-time functions controlled by control input

– 1 function of latching relay

  • Comfortable and well-arranged function and time-range set by rotary switches.
  • Time scale 0.1 s – 10 days divided into 10 ranges.
  • Relay status is indicated by LED.
  • 1-MODULE, DIN rail mounting.


Technical parameters GRT8-M1 GRT8-M2
Function A,B,C,D,E,F,G,H,I,J
Supply terminals A1-A2
Voltage range AC/DC 12-240V(50-60Hz)
Burden AC 0.09-3VA/DC 0.05-1.7W
Voltage range AC 230V(50-60Hz)
Power input AC max.6VA/1.3W AC max.6VA/1.9W
Supply voltage tolerance -15%;+10%
Supply indication green LED
Time Ranges 0.1s-10days,ON,OFF
Time setting potentiometer
Time deviation 10%-mechanical setting
Repeat accuracy 0.2%-set value stability
Temperature coefficient 0.05%/℃,at=20℃(0.05%℉,at=68℉)
Output 1×SPDT 2×SPDT
Current rating 16A(AC1)
Switching voltage 250VAC/24VDC
Min.breaking capacity DC 500mW
Output indication red LED
Mechanical life 1×107
Electrical life(AC1) 1×105
Reset time max.200ms
Operating temperature -20℃ to+55℃(-4℉to131℉)
Storage temperature -35℃ to+75℃(-22℉to158℉)
Mounting/DIN rail Din rail EN/IEC 60715
Protection degree IP40 for front panel/IP20 terminals
Operating position any
Overvoltage category III.
Pollution degree 2
Max.cable size(mm 2) solid wire max.1×2.5or 2×1.5/with sleeve max.1×2.5(AWG 12)
Dimensions 90×18×64mm
Weight 1×SPDT:W240-63g,A230-62g
Standards EN 61812-1,IEC6947-5-1

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