The Bently Nevada 136703-01 is a Discrete Internal Barrier I/O Module designed for the 3500 Machinery Protection System. This module provides 16 channels of digital I/O and features integrated intrinsically safe (IS) barriers, allowing for direct connection to field devices located in hazardous areas without the need for external barrier hardware. It is engineered for 24V DC logic applications and supports redundant configurations to ensure high availability in critical monitoring environments.
This module is primarily utilized in industrial environments where digital signals from hazardous areas must be monitored by a 3500 system. Typical applications include monitoring of valve positions, limit switches, and other discrete sensors in oil and gas, petrochemical, and power generation facilities.
| Model | 3500/50 136703-01 |
| I/O Channels | 16 |
| Voltage Range | 5-30V DC |
| Input Impedance | 3k Ohm |
| Max Voltage (Ui) | 30V DC |
| Max Current (Ii) | 100mA |
| Operating Temperature | -30 degC to +70 degC |
| Humidity | 5-95% RH (non-condensing) |
The 136703-01 is designed for use within the Bently Nevada 3500 series monitoring system. Ensure your system backplane and firmware support the 3500/50 discrete I/O configuration.
No, this specific model (136703-01) features integrated internal barriers, which eliminates the need for external IS barrier hardware for the connected digital signals.
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