General Specifications:
Model: TD1000-4T0037G

Type: 4-Channel Digital Tachometer

Input Signals:

Magnetic Pickup (MPU)

Proximity Sensor (NPN/PNP)

Optical Encoder (Optional)

Speed Range: 1–30,000 RPM

Accuracy: ±0.1% of reading (±1 RPM)

Power Supply: 24V DC (±10%) or 100–230V AC (50/60Hz)

Operating Temperature: -30°C to +70°C

Enclosure Rating: IP65 (Front Panel)

Measurement & Protection:
Speed Detection:

Zero-Speed Detection (<1 RPM)

Tooth-Passing Frequency: Up to 10kHz

Alarm Relays:

2 Independent Relays per Channel (SPDT)

Programmable Logic: Overspeed/Underspeed/Loss-of-Speed

Contact Rating: 250V AC/5A or 30V DC/5A

Response Time: <20ms (Relay Activation)

Outputs & Communication:
Analog Output: 4–20mA (Linear to Speed, per Channel)

Digital Display: 5-Digit LED (0.5" Height)

Communication: RS-485 (Modbus RTU Protocol)

Certifications & Standards:
CE, RoHS Compliant

ISO 13849-1 (SIL2 Safety Integrity)

API 670 (Machinery Protection Standard)

Typical Applications:
Turbine Overspeed Protection

Conveyor/Pump Speed Monitoring

Motor/Generator RPM Measurement

Key Advantages:
✔ 4-Channel Redundancy for Critical Systems
✔ Wide Input Compatibility (MPU/Proximity/Encoder)
✔ Industrial Durability (IP65, Wide Temp Range)

*(For Hazardous Areas, Inquire About TD1000-4T0037G-EX ATEX Version.)*

Lead Time:

Standard Units: 2 Weeks

Custom Configurations: 3–4 Weeks