Intelligent Technologies (
IT.
) D77B-DSNAP
Pub. No. MN05004001E
3
September 2002
Safety
The following safety statements relate to the installation, setup and operation of the Eaton’s
Cutler-Hammer
IT.
D77B-DSNAP and Starter.
Notice
Make sure you read and understand the installation procedures in
this manual before you attempt to set up or operate the equipment.
WARNING
This instruction manual should be used for proper installation,
setup and operation of the
IT.
D77B-DSNAP. Improperly installing
and maintaining this product can result in serious personal injury
or property damage. Before attempting installation, setup or
operation, read and understand this entire manual.
WARNING
Hazardous voltage can cause electric shock and burns. Always
disconnect power before proceeding with any work on this product.
WARNING
Only apply 24V DC to the Terminal Adapter power terminals. Use
of any other voltage may result in personal injury, property damage
and damage to the
IT.
D77B-DSNAP.
WARNING
To provide continued protection against fire or shock hazard, the
complete
IT.
D77B-DSNAP must be replaced if it becomes
inoperative.
Environmental Ratings
The following environmental ratings apply to the D77B-DSNAP.
Table 3: Environmental Ratings
Category
Description
Specification
Transportation/
Storage
Temperature
-50°C to 80°C [-58°F to 176°F]
Humidity
5 – 95% non-condensing
Operating
Temperature
0°C to 60°C [32°F to 140°F]
Humidity
5 – 95% non-condensing
Altitude
Above 2000 meters [6600 feet] consult factory
Shock (IEC 68-2-27)
15G in any direction for 11 milliseconds
Vibration (IEC 68-2-6)
5 – 150 Hz, 5G, 0.7 mm maximum peak-to-peak