QUANTUM
™
LX EVAPORATOR CONTROL PANEL
MAINTENANCE
090.610-M (MAY 2016)
Page 34
DIGITAL BOARD SETTINGS
COMMUNICATIONS SETTINGS
The following table is to be used when conguring the Quantum™ for external communications.
J5
in 120 ohm long communications line termination.
out* No termination.
J7
in RS-422/485 transmit pull-up for long communications lines.
out* No pull-up.
J8
in RS-422 transmit pull-up for long communications lines.
out* No pull-up.
J9
in RS-422/485 receive pull-down for long communications lines.
out* No pull-down.
J10
in RS-422 receive pull-down for long communications lines.
out* No pull-down.
* = standard setting
DIPSWITCH SETTINGS
The following table is to be used to set the digital board addresses. Refer to and study the diagram at the bottom of this page
to determine the correct board conguration.
Comm. 4 of Quantum™ (Zones 1-15) Comm. 3 of Quantum™ (Zones 16-30)
I/O
Group
Digital
Board #
SW1 SW2 SW3 SW4 SW5 SW6
I/O
Group
Digital
Board #
SW1 SW2 SW3 SW4 SW5 SW6
1
1 On On On On Off On
1
1 On On On On Off On
6 Off On Off On Off On 6 Off On Off On Off On
2
2 Off On On On Off On
2
2 Off On On On Off On
7 On Off Off On Off On 7 On Off Off On Off On
3
3 On Off On On Off On
3
3 On Off On On Off On
8 Off Off Off On Off On 8 Off Off Off On Off On
4 4 Off Off On On Off On 4 4 Off Off On On Off On
9 On On On Off Off On 9 On On On Off Off On
5 5 On On Off On Off On 5 5 On On Off On Off On
10 Off On On Off Off On 10 Off On On Off Off On
Quantum™ LX
Control Board
I/O Group 1
Zones 16, 17, 18
I/O Group 2
Zones 19, 20, 21
I/O Group 3
Zones 22, 23, 24
I/O Group 4
Zones 25, 26, 27
I/O Group 5
Zones 28, 29, 30
I/O Group 1
Zones 1, 2, 3
I/O Group 2
Zones 4, 5, 6
I/O Group 3
Zones 7, 8, 9
I/O Group 4
Zones 10, 11, 12
I/O Group 5
Zones 13, 14, 15