Description of Multifunction Time Relay GRT8 M1 The GEYA GRT8-M1 Multifunction Time Relay is a versatile and intelligent timing control device designed to manage events based on time. It offers a broad range of configurable features in a compact 1-module DIN rail-mounted enclosure. With support for 10 timing functions, 10 time ranges, and a wide input voltage range (AC/DC: 12–240V), this unit is ideal for various industrial, commercial, and automation control systems. Its intuitive rotary switches, flat front panel, and LED indicators make it simple to install, configure, and monitor. Whether for switching lights, motors, pumps, or heating systems, the GRT8-M1 ensures reliable time-based control. Key Features 10 configurable timing functions 10 selectable time ranges from 0.1 seconds to 10 days Universal input voltage: AC/DC 12–240V Compact 1-module design for DIN rail mounting LED indicators for relay status visualization Easy configuration using standard tools and rotary switches Reliable and maintenance-free operation Technical Specifications Parameter Specification Model GRT8-M1 Functions 10 (5 voltage-controlled, 4 input-controlled, 1 latching) Time Range 0.1 seconds to 10 days (10 ranges) Voltage Range AC/DC 12–240V (universal input) Mounting Type DIN rail (1-module) Display LED indicator for relay status Adjustment Method Rotary switches Dimensions 90 x 60.40 x 10.80 mm Timing Functions Overview 5 functions controlled by the supply voltage 4 functions controlled by the control input 1 latching relay function for state retention All functions are selectable via rotary switches with clearly labeled dials. Applications Control of lighting systems Switching heaters and HVAC equipment Operating pumps and motors Managing ventilation or fan systems General time-based control in electrical panels Package Contents 1 × GEYA GRT8-M1 Multifunction Time Relay 1 × User Manual / Configuration Guide Attention Note: This item is non-returnable. If this item arrives damaged or is not functioning properly, please don't hesitate to contact us to determine if further action may be taken. Need Help? Our engineers are available to assist you. If you have any queries, please leave a comment below or call 09678110110 from 09:00 am to 08:00 pm (7 days a week). You can also reach us via Live Chat or Facebook Inbox. Frequently Asked Questions (FAQ) What voltage does this relay support? The GRT8-M1 supports a universal voltage input of AC/DC 12–240V, making it compatible with most power systems. Can I mount this on a standard DIN rail? Yes, the unit is designed for DIN rail mounting and fits in a 1-module space. How do I select timing functions? Functions and time ranges are selected using rotary switches located on the front panel. Is the relay operation visible during use? Yes, the relay status is indicated by a built-in LED on the front panel. Can this relay control multiple appliances? Yes, it can be used to control various appliances such as lights, motors, fans, and heating elements using time-based logic.
