Overview
Features
USM II (p/n 122116) is a solid state module that controls and monitors the ES-Key network database. The module is referred to as the USM II (Universal System Manager II). In the ES-Key network, the USM II is responsible for arbitrating the network variables to each module, monitoring faults and diagnostics and controlling electrical load management functions. The USM II has 6 inputs and 5 outputs. The polarity of the inputs is selectable by the end user. The module reports the state of the inputs to the network and will activate the outputs on command from the network.
- Product code:
- 122116
- Applications:
- Fire OEMs, Firefighting - Airport (ARFF), Firefighting - Industrial, Firefighting - Structural, Firefighting - Wildland Forestry
Technical details & documents
For the USM II, ES-KEY
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Can Specification | SAE J1939 Proprietary 125, 250, 500 Kbits/second |
---|---|
Brand | Weldon |
Application Solutions | Fire OEMs, Firefighting - Airport (ARFF), Firefighting - Industrial, Firefighting - Structural, Firefighting - Wildland Forestry |
Overview Table |
|
Environmental Range | IP 67 |
Volts | +9VDC ... +32VDC |
Width (English) | 4.680" |
Width (Metric) | 118.80 mm |
Depth (English) | 1.420" |
Depth (Metric) | 36.07 mm |
Height (English) | 5.240" |
Height (Metric) | 133.10 mm |
Amperage | 100 mA (13.8 VDC) / 125 mA (27.6 VDC) |
Engine Power | $0.00 |
Temperature range
- -40ºC…+85ºC
Electrical protection
- Internal thermal fuse
- Reverse voltage protection
- CAN buses protected to 24V
- ESD voltage protected to SAE J1113 specification for heavy duty trucks (24V)
- Transient voltage protected to SAE J1113 specification for heavy duty trucks (24V)
- Load dump voltage protected to SAE J1113 specification for heavy duty trucks (24V)
- Outputs protected for short circuit and thermal overload