Benchmark Platinum-Edge [ii]: Installation Manual
SECTION 2
– INSTALLATION
OMM-
136_G • GF-210 • 8/20/2020 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page
38
of
62
Connector Strip J4 Terminals
Pin # Name
Description
8
Return Header
Connection to the Supply Header temperature sensor (2 wire sensor P/N
24410
, or
4 wire sensor
P/N
61058
) for:
•
Main Loop (in a Variable-Primary application)
•
Secondary Loop (in a Primary-Secondary application)
•
Loop 1 (in a Multi-application)
Typically, used on Manager and Backup Manager units.
For more information, refer to the
Benchmark Boiler Application Guide
(TAG-
0019)
9
Sensor Ground
Ground connection for Return Header Temp sensor
10
DHW Temp
Connect the DHW tank temperature or DHW Loop Supply Temperature
sensor
11
Shield
Connection to the shield from any cable.
12
CO/Analog In +
Reserved for future use
13
CO/Analog In -
Connector Strip J5 Terminals
Pin # Name
Description
1
Spare Analog In 3 +
Connection to one of the following signals:
•
SmartPlate Valve input
•
Swing V1 feedback
•
Swing V2 Feedback
•
VS Pump Feedback (Variable Speed Pump Feedback)
•
Remote Setpoint 2
•
DHW VSP Fdbk
To assign/program its function, go to the Controller’s
Main Menu
→
Advanced Setup
→
Ancillary Devices
→
Analog Inputs
, then set the
Input
parameter to
Spare Analog In 1
,
Spare Analog In 2
, or
Spare
Analog In 3
.
2
Spare Analog In 3 -
3
Spare Analog In 1 +
4
Spare Analog In 1 -
5
Spare Analog In 2 +
6
Spare Analog In 2 -
7
Spare Analog Out 1 +
Connection to one of the following signals:
•
Fire Rate
•
Cascade Valve
To assign/program its function, go to the Controller’s
Main Menu
→
Advanced Setup
→
Ancillary Devices
→
Analog Outputs
, then set the
Output
parameter to
Spare Analog Out 1
.
8
Spare Analog Out 1 -
9
DHW V.S. Pump +
Connection to the VFD signal to a DHW Variable Speed Pump, installed
between:
•
The 4-port buffer tank and SmartPlate
•
The boiler and SmartPlate in a 2-port buffer tank configuration.
10
DHW V.S. Pump -
11
Spare Analog Out 3 + Connection to the Fire Rate signal.
To assign/program its function, go to the Controller’s
Main Menu
→
Advanced Setup
→
Ancillary Devices
→
Analog Outputs
, then set the
Output
parameter to
Spare Analog Out 3
.
12
Spare Analog Out 3 -
