Cabletron Systems IRM Installation Manual page 17

Intelligent repeater module
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BNC IN'IREFACE
Internal Transceiver:
Type:
ENVIRONMENTAL REQUIREMENTS
Operating Temperature:
Non-operating Temperature: -30 to +90 C (-22 to +160 F)
Operating Humidity:
SAFETY
Designed in accordance with UL478, UL910, NEC 725-2(b), CSA,
IEC, TW, VDE class A. Meets FCC part 15, Class A limits.
WARNING: It is the responsibility of the person who sells the system of
which the IRM will be a part to ensure that the total system meets allowed
limits of conducted and radiated emissions.
SERVlCE
MTBF (MHBK-217):
MTTR
NETWORK REQUIREMENTS/SPECIFICATIONS
Cabletron Systems' TMS-3™
Transceiver.
BNC receptacle, with gold center
contact, for use with BNC type
tee-connectors and RG-58 thin-net
cable.
+5 to +40 C (+41 to +104 F)
5 to 95% (non-condensing)
>150,093 hrs. projected
<0.5 hr.
2-5

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