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- Overview
- Specifications
- Description
- Applications
- Maintenance and Troubleshooting
- FAQ
- Recommended Products
Overview
Place of Origin: |
USA |
Brand Name: |
Bently Nevada |
Model Number: |
3500/32-01-01 |
Packaging Details: |
Original new Factory Sealed |
Delivery Time: |
5-7 days |
Payment Terms: |
T/T |
Supply Ability: |
In stock |
Specifications
|
Product Name |
3500/32-01-01 |
|
Type |
4-Channel Relay Module |
|
Dimensions |
2.5x25.2x24 cm |
|
Weight |
0.76 kg |
|
Output Type |
4-channel relay output module |
|
Agency Approval |
cNRTLus (Class I, Div 2) |
|
Power Consumption |
5.8 W (typical) |
|
Status Indicators |
OK LED (normal operation); TX/RX LED (communication); CH ALARM LED (relay channel alarm) |
|
Relay Type |
Single-pole double-throw (SPDT) |
|
Relay Sealing |
Epoxy-sealed |
|
Arc Suppressor |
250 Vrms (standard installed) |
|
Contact Life |
100,000 cycles @ 5 A, 24 VDC or 240 VAC |
|
Relay Configuration |
Selectable normally de-energized or normally energized per channel |
|
Operating Temperature |
-30°C to +65°C |
|
Storage Temperature |
-40°C to +85°C |
|
Humidity |
95% non-condensing |
|
Rack Space Requirement |
Main module: 1 full-height front slot; I/O module: 1 full-height rear slot |
|
Minimum Switched Current |
100 mA @ 12 VDC (resistive load) |
|
Max Switched Current (DC) |
2 A @ 0–30 VDC; 0.75 A @ 48 VDC; 0.2 A @ 125 VDC |
|
Max Switched Voltage (DC) |
125 VDC |
|
Max Switched Voltage (AC) |
250 VAC |
|
Max Switched Current (AC) |
2 A |
|
Max Switched Power |
450 VA |
Description
The 3500/32-01-01 is a high-performance four-channel relay output module developed by Bentley Nevada. As the last line of defense in a monitoring system, this module is responsible for receiving alarm signals from other monitoring modules within the system and triggering tripping or shutdown logic in the external control system through the action of physical relays.
Applications
Thermal power plants: Integrated into the turbine emergency trip system (ETS), directly triggering the shutdown circuit via relay contacts when vibration or shaft displacement exceeds extreme values.
Oil and gas refineries: Operates within the critical centrifugal compressor monitoring architecture, utilizing cNRTLus certification to provide reliable interlocking protection in explosion-proof areas.
Large chemical plants: Manages alarm logic for multiple critical pump units, achieving fail-safe protection through a "always-on" configuration mode.
Steel rolling mills: Used for condition monitoring of large main drive motors, utilizing relay arc suppression to ensure stable switching under high-current inductive loads.
Mining processing plants: Deployed in the control systems of heavy-duty crushers or hoists, achieving multi-level distribution of alarm alerts and emergency braking through four independent channels.
Maintenance and Troubleshooting
Troubleshooting: If the OK LED is off, check the tightness of the I/O module installation; if the CHALARM LED is lit but the external device does not operate, verify the relay mode setting (energized/de-energized) and contact wiring.
Maintenance Recommendations: It is recommended to perform a manual forced operation test on the relay during the annual overhaul to verify the contact resistance. Ensure that the switching load does not exceed the rated power of 450 VA to prevent premature contact aging.
FAQ
Q: What is 3500/32-01-01?
A: It is a 4-Channel Relay Module providing four relay outputs.
Q: What is Alarm Drive Logic in the 3500/32-01-01?
A: Alarm Drive Logic is a programming feature that is included with each relay utilized on the 4-Channel Relay Module. It is programmed using AND and OR logic, and can utilize alarming inputs (alerts and dangers) from any monitor channel or any combination of monitor channels in the rack.
Q: How is Alarm Drive Logic programmed on the 3500/32-01-01?
A: Configured via 3500 Rack Configuration Software for application-specific needs.
Q: What is the purpose of the 3500/32-01-01?
A: The Alarm Drive Logic programming uses the 3500 Rack Configuration Software to meet the specific needs of the application.
Q: Does the 3500/32-01-01 support installation in Class I, Div 2 hazardous areas?
A: Yes. The -01 option is cNRTLus certified for safe operation in designated hazardous environments.
