Xiamen IntelliLink Global Electronic Products Co., Ltd
                                                                                                           
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Bently Nevada 129133-01 System Monitor Module for 3500 Racks with ±1% Voltage Accuracy and -30°C to +65°C Operating Range

Price Negotiable
Price: $1000-1500
MOQ: 1 piece
Delivery Time: 3-5 work days
Brand: Bently Nevada
Product Description
Essential System Monitor Module

The 129133-01 3500/01 System Monitor Module serves as the mandatory heartbeat of every Bently Nevada 3500 rack, providing continuous supervision of power-supply voltages, rack temperature, module presence, and user-relay states.

Critical Features
  • Mandatory for API 670 & SIL 2 certification compliance
  • Triple-rail voltage supervision with ±1% accuracy
  • On-board temperature sensor with 65°C alarm and 75°C shutdown
  • Module presence verification for configured modules
  • System OK relay drive activates within 1 second
  • Hot-swap capability allows replacement within 30 seconds
  • Wide operating range: -30°C to +65°C, 95% RH non-condensing
  • Global certifications: CE, UL, ATEX Zone 2, IEC 61508 SIL 2, RoHS, REACH
Technical Specifications
Parameter Value
Part Number 129133-01
Description 3500/01 System Monitor Module
Voltage Accuracy ±1% for all rails
Temperature Accuracy ±2°C
Update Rate 1 Hz (configurable 0.5-10 s)
Power Consumption 5 VDC @ 50 mA
Operating Temperature -30°C to +65°C (-22°F to +149°F)
Vibration Resistance 5 g, 10 Hz - 2 kHz
Dimensions (H×W×D) 241 mm × 24 mm × 241 mm
Weight 0.2 kg (0.4 lb)
Industrial Applications
  • Gas and steam turbine vibration and protection racks
  • Centrifugal compressor API 670 packages
  • SIL 2 safety-instrumented functions for pumps, fans, and motors
  • Retrofit of legacy 3300 or 3500/00 racks requiring SIL upgrade
  • Offshore and ATEX Zone 2 platforms
Compatible Hardware
  • Rack Types: 3500/05 (mini), 3500/15 (standard), 3500/25 (large)
  • Power Supplies: 3500/15 (AC/DC), 3500/20 (DC redundant)
  • Relay Module: 3500/32 (4-ch) or 3500/33 (16-ch)
  • Software: System 1, 3500 Rack Configuration Utility v5.4+
Installation Note

This module is mandatory for API 670 and SIL 2 certification. Without proper installation and configuration, the rack cannot achieve required safety standards and will fail start-up self-test procedures.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Xiamen IntelliLink Global Electronic Products Co., Ltd
Location Tongji Building, No. 99 Huli Avenue, Huli District, Xiamen City, Fujian Province
Contact Person Chen

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