VALCO MELTON D-90, Manual

Page: 141 / 150

A-1 ValcoMelton.
APPENDIX A - PASSWORD LEVELS APPENDIX A - PASSWORD LEVELS
APPENDIX A - PASSWORD LEVELS APPENDIX A - PASSWORD LEVELS APPENDIX A - PASSWORD LEVELS
The Unit has multiple security levels to protect important information against
unauthorized access. The levels are enabled with different PIN codes when
entering the ‘Setup menu’. The following list includes the PIN codes for the
different levels and describes the difference between them.
Level 1- Operator Level 1- Operator
Level 1- Operator Level 1- Operator
Level 1- Operator (no password required - default level) (no password required - default level)
(no password required - default level) (no password required - default level)
(no password required - default level)
• Can view most information with only basic editing available
• Can adjust temperature setpoints
• Can turn zones on and off
Level 2 - Advanced Operator Level 2 - Advanced Operator
Level 2 - Advanced Operator Level 2 - Advanced Operator
Level 2 - Advanced Operator (PIN Code: 1234) (PIN Code: 1234)
(PIN Code: 1234) (PIN Code: 1234)
(PIN Code: 1234)
• Can access all Level 1 features
• Can access most system setup parameters
• Can access all Clock, Setback, Startup, History, and Diagnostics
menu groups
Level 3 - Supervisor Level 3 - Supervisor
Level 3 - Supervisor Level 3 - Supervisor Level 3 - Supervisor (PIN Code: 6550)
(PIN Code: 6550)
(PIN Code: 6550) (PIN Code: 6550) (PIN Code: 6550)
• Can access all Level 1 and 2 features
• Can access Maximum Temperature parameter in System Setup
menu
• Can access Peripherals (Inputs/Outputs) and Temperature
Control (PID) menu groups
Level 0 - Protected Level 0 - Protected Level 0 - Protected Level 0 - Protected Level 0 - Protected (no password required) (no password required) (no password required) (no password required) (no password required)
Level 0 is an alternate default level that locks out ALL edits, for applications
where the plant wishes to prevent any and all changes, including temperature
changes.
The Password Pin input function is still accessible.
To set the unit to Level 0 as the default level (from Level 2 or higher):
C o n t i n u e d N e x t P a g e