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Bently Nevada 3500/32 125712-01|4-Channel Relay Module|

Relay Module Configuration and Specifications
Relay configuration
The module provides 4 independent SPDT (Form C) relay channels. Each channel can be individually programmed to support multi-level alarm functions, such as Warning and Danger (Trip) states.
Contact ratings
2 A @ 30 VDC
0.5 A @ 125 VDC
5 A @ 250 VAC
The relays are suitable for driving external loads, including alarm lamps, horns, annunciators, and trip or shutdown devices.
Control inputs
Relay control inputs receive alarm and danger signals from the Bently Nevada 3500 system using TTL-level signals. The module is compatible with vibration, displacement, speed, and other condition-monitoring modules within the 3500 system.
Power supply
18–32 VDC (typical 24 VDC)
Power is supplied directly from the 3500 rack backplane
No external power supply required
Environmental conditions
Operating temperature: −40 °C to +70 °C
Relative humidity: 5 % to 95 %, non-condensing
Designed for harsh industrial environments
Reliability and service life
Mechanical life: > 10⁷ operations
Electrical life: > 10⁵ operations at rated load
Ensures long-term stable and reliable operation
Communication and configuration
Communication via the 3500 backplane bus
Supports System 1 software for configuration and monitoring
Enables real-time upload of relay status and fault information
Bently Nevada 3500/32 125712-01|4-Channel Relay Module|

By structuring the information in this manner, the article provides a clear and organized understanding of input channels, transducer supply, and communication implementations in distributed control systems.
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