Description of device parameters Proline Promag 300 Modbus RS485
28 Endress+Hauser
Backlight
Navigation Expert → System → Display → Backlight (0111)
Prerequisite One of the following conditions is met:
• Order code for "Display; operation", option F "4-line, illum.; touch control"
• Order code for "Display; operation", option G "4-line, illum.; touch control +WLAN"
• Order code for "Display; operation", option O "Separate 4-line display, illum.; 10m/30ft
cable; touch control"
Description Use this function to switch the backlight of the local display on and off.
Selection • Disable
• Enable
Factory setting Enable
3.1.2 "Configuration backup" submenu
Navigation Expert → System → Config. backup
‣
Config. backup
Operating time
→ 28
Last backup
→ 29
Config. managem.
→ 29
Backup state
→ 30
Compar. result
→ 30
Operating time
Navigation Expert → System → Config. backup → Operating time (0652)
Description Use this function to display the length of time the device has been in operation.
User interface Days (d), hours (h), minutes (m) and seconds (s)
Additional information User interface
The maximum number of days is 9999, which is equivalent to 27 years.