Slant/Fin LX-90 Installation And Operating Instructions Manual page 23

Lynx
R882A/B
1 2 3 4 5 6 7 8
Figure 17c. Multizoning of Lynx boiler; pump zoning system using R882A/B relays.
THERMOSTAT
R845A
RELAY
1
DISCONNECT
SWITCH
1
LI
L2
1
POWER SUPPLY, PROVIDE DISCONNECT
MEANS AND OVERLOAD PROTECTION
AS REQUIRED.
1 2 3 4 5 6 7 8
Figure 17d. Single zoning of Lynx boiler; pump
zoning system using R845A relay.
MULTIZONING OF "LYNX" BOILER;
PUMP ZONING SYSTEM USING R882A/B RELAYS
ZONE 3
THERMOSTAT
R882A/B
CIRC.
ZONE 3
FIELD WIRING
TERMINALS
ON BOILER
T T
2 3 4 5 6
CIRCULATOR
FIELD WIRING
TERMINALS
ON BOILER
ZONE 2
THERMOSTAT
R882A/B
CIRC.
ZONE 2
1
POWER SUPPLY, PROVIDE DISCONNECT
MEANS AND OVERLOAD PROTECTION
AS REQUIRED.
THERMOSTAT
R 882A/B
RELAY
CIRCULATOR
1
POWER SUPPLY, PROVIDE DISCONNECT
MEANS AND OVERLOAD PROTECTION
AS REQUIRED.
1 2 3 4 5 6 7 8
Figure 17e. Single zoning of Lynx boiler; pump zoning system
using R882A/B relay.
ZONE 1
THERMOSTAT
DISCONNECT
120V/24V
TRANSFORMER
CIRC.
ZONE 1
120 V / 24 V
TRANSFORMER
FIELD WIRING
TERMINALS
ON BOILER
23
SWITCH
LI
1
L2
120V/60HZ
DISCONNECT
SWITCH
LI
1
L2