59
Figure 27
M. CASCADE MASTER PUMP AND SENSOR WIRING
1. Connect the system pump hot wire to the terminal marked 8.
2. Connect the system pump neutral to the 2 terminal and the pump ground wire to the 3 terminal.
3. Connect a jumper wire from the 120 VOLT terminal to the 9 terminal.
4. Connect the boiler pump to the terminals marked 4 (HOT), 5 (NEUT) and 6 (GND).
5. Connect the system pipe sensor to the terminals marked 10 and 11.
N. CASCADE FOLLOWER PUMP AND SENSOR WIRING
1. Connect the boiler pump to the terminals labeled 4 (HOT), 5 (NEUT), and 6 (GND).
2. An alarm bell or light can be connected to the alarm contacts of the follower boiler. The normally closed alarm
contact may be used to turn a device off if the boiler goes into lockout mode. The alarm contacts are rated 5 amps
at 120 VAC.
To connect an alarm device, connect the power for the device to the ALARM COM terminal. Connect the alarm
device hot wire to the ALARM NO terminal. Connect the neutral or return of the alarm device to the neutral or
return of the power for the alarm device.
To connect a device that should be powered off during a boiler lockout condition, follow the same instructions as
above except use the ALARM NC terminal rather than the ALARM NC terminal.
Summary of Contents for EL-110
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