Applications: Suitable for applications where function and time requirements are known. Can be used for pump decay time after switching heating off, or for switching fans. Function Features: GRT8-B Delay-Off Function Support. Wide Range Voltage: AC 230 V. Output Contact: 1 SPDT (1 NO + 1 NC) or 2 SPDT (2 NO + 2 NC). Time Scale: 0.1 s – 10 days, divided into 10 ranges; time setting via potentiometer. Ranges include: 0.1–1 s, 1–10 s, 6–60 s, 1–10 min, 6–60 min, 1–10 hr, 0.1–1 day, 1–10 days, only ON, only OFF. Relay status indicated by LED. Mounting: 1-module (18 mm), DIN rail. Dimensions: 90 × 18 × 64 mm. Material: Polycarbonate (PC). Color: White. Package Contents: 1 × Time Relay. Note: Other products shown in images are not included. Color may vary slightly due to lighting and display differences. Measurement tolerance: ±1–3 cm.