VM600 Monitoring System Modular and backplane-based assembly. Monitoring modules can be installed in any of the 12 available slots. Modules are hot-swappable without loss of configuration data. » 19-inch, 6U height(ABE040/ABE042) » Robust aluminum construction » Indoor or panel mounting options » Backplane supports VME bus, analog bus, speed bus, and open relay bus 1 or 2 Power Supply Modules (RPS...