Overview
Specification
| Specification Category | Details |
|---|---|
| Model Number | 78462-01 |
| Product Type | Relay Module for 3300 Monitoring System |
| Coating Type | Conformal-coated assembly |
| Relay Outputs | Multiple electromechanical relay channels |
| Relay Contact Form | Form A / Form C (varies by system configuration) |
| Relay Function | Alarm, danger, trip, and shutdown control |
| Coil Drive Source | Signal from 3300 monitoring rack |
| Response Time | Fast relay actuation for critical protection |
| Input Signal Compatibility | Supports standard 3300 monitor alarm outputs |
| LED Indicators | Status indication for relay activation |
| Operating Voltage Range | Defined by 3300 rack and monitor configuration |
| Operating Temperature | Typically –20°C to +65°C |
| Storage Temperature | –40°C to +85°C |
| Humidity Rating | 5–95% non-condensing |
| Environmental Protection | Moisture, dust, and contaminant protection via conformal coating |
| Mounting Type | 3300 system rack plug-in module |
| Agency Approvals | Industry-standard approvals for safety and reliability |
| Weight | Lightweight module suitable for dense monitoring panels |
| Maintenance Requirements | Low; quick module swap and minimal field service |
FAQ
A1: Yes, it works with standard 3300 rack configurations that support relay output modules.
Q2: What benefits does the conformal coating provide?
A2: It protects the module from humidity, chemicals, and airborne contaminants that could degrade performance.
Q3: Can this module be used for shutdown and trip functions?
A3: Yes, it supports alarm, danger, shutdown, and other protective relay operations.
Q4: Does the module require configuration?
A4: Relay behavior is defined by the 3300 monitor settings rather than by the module itself.
Q5: How difficult is field replacement?
A5: Replacement is simple because the module is rack-mounted and does not require rewiring.
Q6: Can this module operate in high-temperature environments?
A6: Yes, it supports a typical industrial temperature range and is suitable for harsh locations.
Bently Nevada Top Products
| 3500 | 3300 | Probe&Cable |
| 3500/05-01-01-00-00-00 | 3300/05-22-00-00 | 990-04-70-01-00 |
| 3500/05-01-01-05-00-01 | 3300/05-24-00-00 | 990-04-70-02-00 |
| 3500/05-01-02-05-00-01 | 3300/45-02-01-03-00 | 990-04-XX-01-00 |
| 3500/05-01-03-05-00-01 | 3300/45-02-02-03-00 | 990-04-XX-03-00 |
| 3500/05-02-04-00-00-00 | 3300/48-01-01-01-00 | 990-05-50-02-01 |
| 3500/05-02-04-00-00-01 | 3300/48-02-01-00-00 | 990-05-70-01-00 |
| 3500/05-02-05-00-00-00 | 3300/50-01-01-00-00 | 990-05-70-01-01 |
| 3500/05-02-05-00-00-01 | 3300/50-02-01-00-00 | 990-05-70-02-00 |
| 3500/20 125744-02 | 3300/20-13-02-01-00-00 | 990-05-70-03-00 |
| 3500/22 125768-01 | 3300/40-13-01-01-00-00 | 990-05-XX-03-05 |
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