Watts AERCO CFR 3000 Installation And Start-Up Manual page 16

SECTION 2: INSTALLATION
Connector Strip J3 Terminals
Pin # Name
8 Shield
9 (NOT USED)
10 (NOT USED)
11 BLR V.S. Pump +
12 BLR V.S. Pump –
13 BST/WHM RS485 +
14 RS485 Iso Gnd
15 BST/WHM RS485 -
Connector Strip J4 Terminals
Pin # Name
1 (NOT USED)
2 (NOT USED)
3 (NOT USED)
4 (NOT USED)
5 RTD Spare 1
6 Sensor Ground
7 (NOT USED)
8 (NOT USED)
9 (NOT USED)
10 DHW Temp
11 Shield
12 (NOT USED)
13 (NOT USED)
Connector Strip J5 Terminals
Pin # Name
1 (NOT USED)
2 (NOT USED)
3 Spare Analog In 1 +
4 Spare Analog In 1 -
5 (NOT USED)
6 (NOT USED)
7 Spare Analog Out 1 +
8 Spare Analog Out 1 -
9 (NOT USED)
10 (NOT USED)
11 (NOT USED)
12 (NOT USED)
•
Description
Connection to the shield from any cable.
Connection for a 0 – 10 V signal to drive a Boiler Variable Speed Pump if desired
when doing BST. To enable this feature, go to the Controller's
Advanced Setup → BST Cascade → Cascade Configuration
Mode to Fire Rate, then configure the related parameters.
Dedicated to internal communication between units in a BST system. ACS (legacy)
panel should also be connected to this terminal.
Description
Reserved. Spare temp sensor
Ground connection for RTD Spare 1
Connect the DHW tank temperature or DHW Loop Supply Temperature sensor
Connection to the shield from any cable.
Description
Connection to one of the following signals:
•
SmartPlate Valve input
•
VS Pump Feedback (Variable Speed Pump Feedback)
•
Remote Setpoint 2
To assign function, go to the Controller's
Devices → Analog
Inputs, then set the Input parameter to Spare Analog In 1.
Connection to one of the following signals: ● Fire Rate ● Cascade Valve
To assign/program function, go to the Controller's
Devices → Analog
Outputs, then set the Output parameter to Spare Analog Out 1.
•
and set VSP Pump
Main Menu → Advanced Setup → Ancillary
Advanced Setup → Ancillary
•
Main Menu →