7. FAQs (Q / A)

Q1: What does “CN” in 330980‑51‑CN mean?
A1: It designates China / regional compliance variant — labeling, packaging, or certifications tailored for local regulatory environments.

Q2: Does the “51” denote cable length or mounting form?
A2: It indicates a 5.0‑metre total system length and DIN‑compatible slim mounting.

Q3: What is the module’s weight?
A3: Approximately 0.50 kg (500 g) as commonly listed.

Q4: What are the sensor’s dimensions?
A4: 81.3 mm × 61.2 mm × 63.5 mm per published listings.

Q5: What voltage does it require?
A5: –17.5 VDC to –26 VDC in non-barrier mode; –23 to –26 VDC when used with barriers.

Q6: What is the operating temperature range?
A6: –52 °C to +100 °C is typical; storage up to +105 °C.

Q7: What output resistance does it present?
A7: 50 Ω.

Q8: Which probes / cables are compatible?
A8: 3300 NSv or RAM probes and extension cables.

Q9: Is the “CN” version equivalent electrically to “05” version?
A9: Yes — the CN variant retains core performance, differing mainly in compliance / certification.

Q10: How is wiring handled?
A10: Uses SpringLoc terminal strips, enabling tool-free robust wiring.