BENTLY 3500/22M 138607-01

Description

General Information about the Product BENTLY 3500/22M 138607-01

Technical Parameters of BENTLY 3500/22M 138607-01

• Module Type: 4-channel relay output module, designed for rack-mounted installation in the Bently 3500 System chassis (compatible with 3500/15 Power Supply and 3500/20 Monitoring Frame).
• Relay Output Specifications:
  • Number of Channels: 4 independent, configurable relays (Form C: Normally Open/Closed, Single-Pole Double-Throw).
  • Rated Voltage/Currency: 250 V AC @ 5 A (resistive load); 30 V DC @ 5 A (resistive load) — suitable for powering industrial alarms, contactors, and shutdown valves.
  • Switching Time: ≤10 ms (from signal input to relay activation) — fast enough to prevent damage during sudden machinery anomalies (e.g., rotor imbalance).
  • Relay Life: ≥100,000 operations (at rated load) — ensures long-term reliability in high-cycle applications (e.g., frequent start/stop sequences in refineries).
• Input Signal Compatibility:
  • Accepts digital signals from Bently 3500 monitoring modules (e.g., 3500/40 Vibration Monitor, 3500/50 Temperature Monitor) via the system’s backplane.
  • Supports two alarm levels per channel: “Warning” (non-critical, triggers alerts) and “Trip” (critical, triggers shutdowns) — configurable via Bently 3500 Configuration Software.
• Environmental & Electrical Ratings:
  • Operating Temperature Range: -40 °C to +70 °C (-40 °F to +158 °F) — suitable for outdoor installations (e.g., offshore platforms) and high-temperature environments (steel mills).
  • Humidity Resistance: 5% to 95% RH (non-condensing) — prevents moisture-related short circuits in humid facilities (e.g., paper mills).
  • Electromagnetic Compatibility (EMC): Compliant with EN 61000-6-2 (industrial immunity) — unaffected by interference from nearby motors, transformers, or high-voltage lines.
  • Power Requirements: 24 V DC ±10% (supplied by Bently 3500/15 Power Supply), Power Consumption: ≤5 W — low energy use, reducing heat buildup in the chassis.
• Diagnostic Features:
  • Built-in relay status LEDs (green = normal, red = activated, yellow = fault) — enables visual verification of module health.
  • Backplane communication diagnostics — alerts the 3500 system to wiring errors or relay failures (e.g., welded contacts) via the central HMI.

Advantages and Features of BENTLY 3500/22M 138607-01

1. Seamless Integration with Bently 3500 Ecosystem: Unlike third-party relay modules, the BENTLY 3500/22M 138607-01 is natively compatible with all Bently 3500 monitoring components (sensors, frame, HMI). It auto-detects the system’s alarm thresholds and communicates diagnostic data via the backplane, eliminating the need for manual calibration or custom wiring. For example, when paired with a 3500/40 Vibration Monitor, it automatically syncs “Trip” settings (e.g., 25 mm/s RMS vibration) and activates relays within 10 ms of a threshold breach.
2. Dual Alarm Levels for Granular Control: Each of the module’s 4 channels supports independent “Warning” and “Trip” configurations. This flexibility is critical for industries like power generation, where a “Warning” (e.g., 15 mm/s vibration) might trigger a maintenance alert, while a “Trip” (25 mm/s) shuts down the turbine to prevent rotor damage. The BENTLY 3500/22M 138607-01 ensures no overreaction to minor anomalies and no delay in critical scenarios.
3. Robust Construction for Harsh Environments: With an operating temperature range of -40 °C to +70 °C and EMC compliance, the BENTLY 3500/22M 138607-01 performs reliably in offshore oil rigs (saltwater, humidity) and steel mills (high heat, dust). Its rugged relay contacts (rated for 5 A at 250 V AC) also handle high-power loads, such as industrial contactors for large motor shutdowns—something generic modules (often limited to 2 A) cannot match.
4. Simplified Maintenance with Built-in Diagnostics: The module’s LED status indicators and backplane diagnostics reduce troubleshooting time. If a relay fails (e.g., welded contacts), the BENTLY 3500/22M 138607-01 sends a fault signal to the 3500 HMI, pinpointing the issue without requiring physical inspection. This is invaluable for remote facilities (e.g., pipeline compressors) where on-site maintenance is costly.
5. Safety Compliance for Critical Applications: The BENTLY 3500/22M 138607-01 meets ISO 13849-1 (Safety Category 3) and IEC 61508 (SIL 2) for functional safety, making it suitable for protecting equipment in safety-critical processes (e.g., nuclear power plant turbines, chemical reactor pumps). This compliance ensures the module meets global safety standards, avoiding regulatory issues in multi-national operations.

Application Cases of BENTLY 3500/22M 138607-01 Across Industries

• Oil & Gas (Offshore Platforms): On an offshore oil platform, the BENTLY 3500/22M 138607-01 is integrated with the Bently 3500 system to monitor a gas compressor. When vibration sensors detect excessive rotor imbalance (exceeding 20 mm/s RMS), the module’s “Trip” relay activates, shutting down the compressor and closing the gas intake valve to prevent explosion risks. A second “Warning” relay triggers a visual alarm in the control room, alerting operators to schedule maintenance once conditions are safe.
• Power Generation (Coal-Fired Plants): In a coal-fired power plant, the BENTLY 3500/22M 138607-01 protects a steam turbine. Temperature sensors connected to a 3500/50 Monitor detect bearing overheating (>90 °C), triggering the module’s relay to activate a backup lubrication pump. If temperatures exceed 110 °C (critical threshold), a second relay shuts down the turbine, preventing bearing seizure—a failure that could cost $500,000+ in repairs and 72+ hours of downtime.
• Chemical Manufacturing (Reactor Pumps): A chemical plant uses the BENTLY 3500/22M 138607-01 to safeguard a reactor feed pump. Proximity sensors monitor pump shaft position (indicating wear), and if axial movement exceeds 0.5 mm, the module’s relay triggers a valve closure to stop chemical flow. This prevents pump damage and avoids costly leaks of hazardous materials, which could result in environmental fines and production halts.
• Aerospace (Jet Engine Test Cells): During jet engine testing, the BENTLY 3500/22M 138607-01 monitors engine vibration and temperature. If vibration levels exceed 30 mm/s (indicating imbalance) or exhaust temperature exceeds 800 °C, the module activates an emergency shutdown relay, halting the test to prevent engine damage. Its fast switching time (≤10 ms) is critical here—even a 1-second delay could lead to irreversible engine failure.

Comparison of BENTLY 3500/22M 138607-01 with Competitors

Selection Recommendations and Precautions for BENTLY 3500/22M 138607-01

Selection Recommendations

1. Assess Machinery Protection Needs: Choose the BENTLY 3500/22M 138607-01 if you need to protect rotating equipment with 2–4 independent alarm/trip functions (e.g., vibration + temperature + shaft position). For systems requiring >4 channels, pair multiple BENTLY 3500/22M 138607-01 modules in the same 3500 chassis (supports up to 8 modules per frame).
2. Verify Load Requirements: Ensure the module’s rated load (5 A @ 250 V AC) matches your application. For high-power loads (e.g., 10 A contactors), use the BENTLY 3500/22M 138607-01 to trigger an intermediate contactor—do not exceed the module’s current rating, as this will damage relays.
3. Consider Environmental Conditions: Opt for the BENTLY 3500/22M 138607-01 for harsh environments (-40 °C to +70 °C, high humidity). For milder settings (e.g., indoor factories), Bently’s 3500/22 (non-M version) may suffice, but the 3500/22M 138607-01 offers superior durability for long-term use.

Precautions

1. Installation: Follow the BENTLY 3500/22M 138607-01 installation guide (available at [Link to BENTLY 3500/22M 138607-01]):
   • Mount the module only in a Bently 3500 chassis with a compatible 3500/15 Power Supply—using third-party power sources may cause voltage spikes and relay failure.
   • Use twisted-pair shielded cables for relay wiring (minimum 18 AWG) and ground the shield to the chassis—this reduces EMC interference and prevents false triggers.
2. Configuration:
   • Use Bently 3500 Configuration Software (v5.0+) to set alarm thresholds—never manually adjust relay settings via jumpers, as this voids the warranty and risks incorrect operation.
   • Test “Warning” and “Trip” functions after configuration: Simulate a sensor anomaly (e.g., increase vibration signal via a test generator) to confirm the BENTLY 3500/22M 138607-01 activates the correct relay within ≤10 ms.
3. Maintenance:
   • Inspect the module quarterly: Check LED status (no yellow fault lights) and tighten terminal screws to prevent loose connections (a common cause of intermittent relay failures).
   • Replace relays after 100,000 operations (or 5 years, whichever comes first)—use only Bently-approved replacement parts (Part No. 138607-01-R) to ensure compatibility.
   • Back up configuration data monthly: Store a copy of the BENTLY 3500/22M 138607-01’s settings in the 3500 HMI and a separate server—this speeds up recovery if the module fails.

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