990 Vibration Transmitter New Bently Nevada – 990-05-70-03-CN

Description

Bently Nevada 990 Vibration Transmitter (990‑05‑70‑03‑CN)

1. Overview

990 Vibration Transmitter converts probe motion into a stable 4–20 mA signal. Engineered for rugged sites, it offers country‑specific approvals and easy setup in Zone 2/Div 2 environments.

2. Key Specs

• Brand: Bently Nevada
• Model: 990‑05‑70‑03‑CN
• Range: 0–5 mils pp (0–125 μm pp)
• Accuracy: ±1.5% of full scale
• Output: 4–20 mA dc
• Power: 12–35 V dc
• Temperature: –20 °C to +85 °C
• Weight: 0.43 kg (0.9 lb)

3. Suffix Breakdown

• 05: 0–5 mils pp full‑scale
• 70: 7.0 m (23 ft) cable length
• 03: DIN clips & screws
• CN: Country‑specific approvals

4. Installation

1. Attach DIN clips to a flat panel.
2. Mount transmitter and tighten screws.
3. Connect 3300 NSv probe and ≤3 m cable.
4. Set probe gap: 0.5–1.75 mm from target.
5. Wire power (12–35 V dc) and loop terminals.

5. Compatibility & Operation

– Accepts one non‑contacting 3300 NSv proximity probe.
– Loop resistance up to 1,000 Ω at 35 V dc.
– Current limit ~23 mA.
– Fast “Not OK” defeat: output <3.6 mA in <100 μs.

6. Certifications

Approval: CSA Zone 2/Div 2 and country‑specific.
Meets IECEx/ATEX when used with approved probes.

Download PDF file here:990 Vibration Transmitter Datasheet