Symmetricom TimeProvider 100 User Manual page 26

Chapter 2
Installation
To prevent the unit from malfunctioning or interfering with other equipment, install
and operate the unit according to the following guidelines:
Operating Temperature: -23 Fto 131 F (–5 °C to +55 °C)

Operating Humidity: <5% TO 95% RH, condensing

Use only shielded cable for the DE9 connector (RS232). Ground appropriately at

both ends, or as required by local standards.
Warning: The shielded cables on the RS232 port must be used to
assure EMC compliance.
Secure all cable screws to their corresponding connectors.

Caution: To avoid interference, you must consider the
electromagnetic compatibility (EMC) of nearby equipment when you
install the TimeProvider 100 electromagnetic interference can
adversely affect the operation of nearby equipment.
Refer to
information.
User-Supplied Tools and Equipment
You will need the following tools and equipment to install the TimeProvider 100:
Standard tool used for installation

Cable ties, waxed string or acceptable cable clamps

1 mm² / 18 AWG (minimum) wire at 300 volt insulation for -48/-60 nominal VDC

4 mm² / 16 AWG wire to connect grounding lug to permanent earth ground. Use a

UL listed ring lug for earthing ground.
Shielded cabling of the appropriate impedance required by the specific signal

type for signal wiring.
Mating connectors for terminating signal wiring

Fasteners for mounting the equipment in rack

Digital multimeter or standard voltmeter for verifying power connections to the

shelf.
Laptop computer with serial communications software (e.g., Microsoft

Hyperterminal and ProComm Plus) for setting system parameters.
26 TimeProvider 100 User's Guide
Electromagnetic Environment
, on page 105 for more
098-00106-000 Revision A – March, 2009