Rockwell Automation SA500 Diagnostics, Troubleshooting Guide - Manual (Page 22)

4-2 SA500 Diagnostics, Troubleshooting, and Start-Up Guidelines
• Each user can monitor up to 16 COMMON and/or LOCAL variables.
• A maximum of 32 LOCAL variables per UDC module can be monitored, regardless
of the number of users.
• A maximum of 16 variables per rack can be forced.
Appendix G describes the type of access required by the user in order to carry out
common Programming Executive operations. Refer to the AutoMax Programming
Executive instruction manual for more specific information.
4.2 Installation Requirements
The installation must meet the following requirements:
Ambient Temperature
• Power Modules: 0 to 60° C (32 to 140° F)
Cooling
• Air for cooling must be of sufficient quality and flow to avoid recycling the heated
exhaust air back into the drive air inlets.
Relative humidity
• 5 - 95%, non-condensing
Altitude
• Maximum 1000 meters (3300 feet) above sea level.
Refer to instruction manual S-3018 for derating information when operating above
1000 meters.
Air Quality
• Clean
No flammable vapors, chemical fumes, or oil vapor.
Clearances
• Must allow access to the equipment within the cabinet for inspection, maintenance,
and replacement.
• Must provide non-restricted air flow to and from the intake and exhaust openings.
See the following instruction manuals for more detailed information about installation
requirements:
• S-3018 SA500 Power Modules
• S-3017 SA500 DC Bus Supplies