Comtech EF Data CRS-100 - Manual (Page 11)

CRS-100 1:1 Redundancy Switch Revision 2
Preface MN/CRS100.IOM
vi
IMPORTANT INFORMATION –
PLEASE READ BEFORE INSTALLATION AND USE
Safety Notices
Electrical Safety
The CRS-100 1:1 Redundancy Switch has been shown to comply with the following
safety standard:
EN 60950:
Safety of Information Technology Equipment, including electrical
business machines
The equipment is rated for operation at +12 volts DC and -12 volts DC.
It has a maximum power consumption of 3.2 watts, and draws a
maximum of 160 mA at +12 volts DC and 100 mA at -12 volts DC. The
power supply current is, in all circumstances, supplied by either a single
Comtech CDM-500/550/550T Modem, or a pair of these Modems.
The User should observe the following instructions:
Equipment Connection
The CRS-100 is designed for operation ONLY with Comtech CDM-500, CDM-550 or
CDM-550T Modems. These Modems supply DC operating current (electronically fused
and protected) and control signals for the correct functioning of this unit. Connection to
other manufacturer’s equipment could result in damage to the unit.
Environmental
The CRS-100 must not be operated in an environment where the unit is exposed to
extremes of temperature outside the ambient range 0 to 50C (32 to 122F), precipitation,
condensation, or humid atmospheres above 95% RH, altitudes (un-pressurised) greater
than 2000 metres, excessive dust or vibration, flammable gases, corrosive or explosive
atmospheres.