Honeywell 2020 - Manual (Page 184)

B - 4
Auto Reconnect Mode set to 1
Maximum Link Attempts set to 0
Relink Time-Out set to 10
Image Scanner Power Time-Out Timer set to 1800:
Note: See Image Scanner Power Time-Out Timer on page 3-4.
The image scanner attempts to connect to the base unit every 15 seconds,
measured from start of attempt to start of attempt. After one half hour, the
image scanner powers off.