YUDO SIT500 Sequence Injection Timer

YUDO SIT500 Sequence Injection Timer

1. Overview & Application

1. Manufacturer: YUDO (South Korea)
2. Model: SIT500 Sequence Injection Timer
3. Manual Version: VER. 4.3 MN SIT500 English
4. Application: Used in injection molding to control the opening and closing timing of hydraulic or pneumatic valve gates on hot runner systems. It helps eliminate weld lines, prevent flashing, and improve part cosmetics and strength.

2. Technical Specifications

1. Channels/Zones: 2-Zone modular configuration (equipped with Module 1 and Module 2).
2. Power Supply: AC 210–230 V (50/60 Hz).
3. Solenoid Valve Output Voltage: Configurable DC 24V / AC 110V / AC 220V (labeled and set for DC 24V output on this unit).
4. Timer Adjustment Range: 0 to 999 seconds per phase.
5. Interface: Heavy-duty industrial Harting multi-pin connector.
6. Control Modes: Supports MODE A and MODE B timing logic sequences (visual guide on the front panel).

3. Control Panel Interface

1. DEL / DEL SET: Delay time setting before the valve gate opens.
2. OPEN / OPEN SET: Open duration setting for the valve gate.
3. Signal / Open LEDs: Status indicators for incoming injection signal and active solenoid output.
4. Power Switches: Dedicated toggle switch at the bottom of each module for individual channel control.