Specifications

Multi-Zone Gas Monitors
28 P/N: 3015-5074 Rev 10
3.4.9. Re-Zero Mode
This parameter defines the frequency at which the instrument re-zeros the optical sensor.
1. Press the ENTER key to adjust the setting.
2. Use the UP/DOWN cursor keys to toggle between settings.
AUTO Sets the instrument to re-zero every 10 minutes.
ZONE CHANGE Sets the instrument to re-zero at each zone change. This is the most accurate
setting, but increases the time interval between measurement cycles.
3. Press ENTER to accept the new entry or ESC to revert to the previous setting.
3.5. Navigating to the 3
rd
Setup Screen
3.5.1. Overview
From System Setup Screen #2, select the MORE option to go to System Setup Screen #3. Select the
BACK option to return to System Setup Screen #2.
Figure 3-4. System Setup Screen #3
NOTE: The RS485 BAUD rate text is replaced by “Service Timeout” when in Service
Mode.
3.5.2. Baud Rate
This parameter defines the baud rate for the RS-485 communications port.
1. Press the ENTER key to adjust the setting.
2. Use the cursor keys to scroll through a list of available baud rates to select the desired baud rate.
3. Press ENTER to accept the new entry or ESC to revert to the previous setting.
3.5.3. Node Address
Each monitor on the network must has a distinct node address. The node address may be set from 1 to 64.
1. Press the ENTER key to adjust the setting.
2. Use the LEFT/RIGHT cursor keys to move across the entry field and the UP/DOWN cursor keys
to modify the individual numbers.
3. Press ENTER to accept the new entry or ESC to revert to the previous setting.
3.5.4. Password
This field is used to define a system password. The default setting is 000, which provides no password
protection.
1. Press the ENTER key to adjust the password.