Bently Nevada 3500/42M 138708-01 Shaft Absolute I/O Module

Overview

The Bently Nevada 138708-01 Shaft Absolute I/O Module is designed to accept signals from up to four proximity, velocity, or acceleration transducers. It features internal terminations, making it ideal for applications requiring simplified signal connections and reliable performance in harsh environments.

Key Specifications

Inputs

Signal Inputs: Accepts 1 to 4 transducer signals (proximity, velocity, or acceleration).
Power Consumption: 7.7 watts (typical).
Input Impedance:
- Standard I/O (Proximitor and acceleration inputs): 10 kΩ.

Environmental Limits

Operating Temperature:
- -30°C to +65°C (-22°F to +150°F) with Internal/External Termination I/O Module.
Storage Temperature:
- -40°C to +85°C (-40°F to +185°F).
Humidity: 95%, non-condensing.

Physical Dimensions

Dimensions (Height x Width x Depth):
- 241.3 mm x 24.4 mm x 99.1 mm (9.50 in x 0.96 in x 3.90 in).
Weight: 0.20 kg (0.44 lb).

Output Supply Parameters

Prox & Velomitor Configuration:
- Voltage (U): 23.9 V
- Current (I): 45.5 mA
- Power (P): 1.09 W
Prox & Seismoprobe Configuration:
- Voltage (U): 6.82 V
- Current (I): 45.5 mA
- Power (P): 0.31 W

I/O Module Types

Ordering Option: AA 07
I/O Part Number: 138708-01
I/O Description: Shaft Absolute I/O Module with Internal Terminations
Transducer Type: Prox/Accel, Velomitor, or Seismoprobe

Ordering Considerations

Important Note: External termination blocks cannot be used with Internal Termination I/O Modules. If external terminations are required, order them separately along with the corresponding cables for each module.