HK Instruments DPT-MOD Series Installation Instructions page 2

SCHEMATICS
Menu buttons
SELECT
LED
UP
DOWN
ZERO
DIMENSIONAL DRAWINGS
90.0
77.0
DPT
INSTALLATION
1) Mount the device in the desired location (see step 1).
2) Open the lid and route the cable through the strain relief and
connect the wires to the terminal block(s) (see step 2).
3) The device is now ready for configuration.
WARNING! Apply power only after the device is properly wired.
STEP 1: MOUNTING THE DEVICE
1) Select the mounting location (duct, wall, panel).
2) Use the device as a template and mark the screw holes.
3) Mount with appropriate screws.
Copyright HK Instruments 2020
Connection for display
Terminal block
Pressure
sensor
B
A
24 V
GND
4.2
MOUNTING THE DEVICE
YES
36.0
Pressure
Static pressure
Flow
The pressure tubes are connected to a flow measurement probe (i.e. FloXact), or to the
measurement ports specified by the fan manufacturer. Please see the FloXact installation
guide or the fan manufacturer's technical specifications for more information.
STEP 2: WIRING DIAGRAMS
For CE compliance, a properly grounded shielding cable is required.
1) Unscrew the strain relief and route the cable.
2) Connect the wires as shown in figure 2.
3) Tighten the strain relief.
+ Power supply
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CONTINUED
Figure 1a - Surface mounting
Figure 1b - Mounting orientation
NO
Figure 1c - Application connections
Filter/Damper
monitoring
Not
connected
Figure 2 - Wiring diagram
Modbus
24 V
24 VDC / 24 VAC
GND
NO
Fan/Blower
monitoring
B
A
Installation version 7.0 2020