FAQ (10 Common Questions)

Q1: What is the main purpose of the A6370D module?
A1: It monitors the rotational speed of machinery and provides overspeed and reverse-rotation protection.

Q2: What safety level does it support?
A2: The module is certified to SIL 3 for overspeed protection and SIL 2 for reverse-rotation detection.

Q3: Which sensors can be connected?
A3: Eddy current probes, Hall-effect sensors, and magnetic VR sensors are supported.

Q4: How fast does it respond to overspeed?
A4: Automatic mode response time is approximately 12.5 ms; in per-revolution mode about 35 ms.

Q5: What is its operating temperature range?
A5: –20 °C to +65 °C in operation, with storage range –40 °C to +70 °C.

Q6: Can it communicate with DCS or PLC systems?
A6: Yes, through RS-485 or optional Profibus DP communication interfaces.

Q7: How many outputs are available?
A7: Two current outputs, seven digital outputs, plus four pulse outputs (three rear + one front).

Q8: What power supply does it require?
A8: –24.5 V DC ± 1.5 V with internal protection against reverse polarity and short circuit.

Q9: Is it suitable for hazardous or harsh industrial environments?
A9: Yes, it is designed for industrial-grade durability, conformal coated, and vibration resistant.

Q10: What are its physical dimensions and weight?
A10: 211 mm × 130 mm × 43 mm (L × H × D); approximately 0.49 kg.