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Sanhua EEV SEC61 SERIES User manual

Sanhua©2020 All rights reserved. Subject to change without notice. SANHUAUSA.COM Sanhua©2020 All rights reserved. Subject to change without notice. SANHUAUSA.COM
SEC61X SERIES EEV
QUICK START GUIDE
GENERAL SPECIFICATIONS
The Sanhua SEC61x Series controller is a standalone controller
for refrigeration and air conditioning systems. The controller
can be used to operate an electric expansion valve to control
superheat or discharge air temperature. It can also be used as
an electric valve driver (positioner) by accepting an external
signal from a main system controller.
1DIN Slide Rail Mounting:
Mount the controller on the DIN rail by
the snap on the back of the controller.
Install in the electric control cabinet to
avoid moisture and dust.
QUICK START GUIDE: SEC61X SERIES EEV
TECHNICAL SUPPORT
For additional technical information and to learn more about
Sanhua’s full product line, please visit:
sanhuausa.com
QSG-SEC61X Controller-NA-0620
Sanhua©2020 All rights reserved. Subject to change without notice.
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Technical information
https://www.sanhuausa.com/us/en/technical-info
SEC61X SERIES EEV CONTINUED
• ADVANCED PID ALGORITHM TO ENSURE ACCURATE AUTOMATIC ADJUSTMENT OF SUPERHEAT
• ALARM FEATURE FOR LOW AND HIGH SUPERHEAT
• EASY TO INSTALL; DIN RAIL OR SURFACE MOUNT
• MAXIMIZES SYSTEM EFFICIENCY WITH PRECISE SUPERHEAT CONTROL
• ALTERNATE USE AS AN ELECTRIC VALVE DRIVER
• OPERATES SANHUA LPF OR DPF(S03) SERIES EEVS
HOW TO VIDEO: SEC61X SERIES EEV
Click on the QR Code to access a How to Video on the SEC61X.
How to Video on SEC61X
Click on the QR Code to access a technical literature on the SEC61X.
TECHNICAL LITERATURE: SEC61X SERIES EEV
12VAC/DC
15 VA
Temperature
Sensor
Pressure
Sensor
EEV
Technical Literature
QSG-SEC61X Controller-NA-0620
Sanhua©2020 All rights reserved. Subject to change without notice. SANHUAUSA.COM Sanhua©2020 All rights reserved. Subject to change without notice. SANHUAUSA.COM
SEC61X SERIES EEV CONTINUED
QUICK START GUIDE:
2
3Setting the System Refrigerant in the Controller:
1. During operating status, press and hold for 3 seconds and you’ll see the Pyd screen.
2. Press until screen displays 5 which is the default password, then press to enter the
parameters table list.
3. Press so that 2.Pr is displayed, then press twice and you’ll see rFy which is the system
refrigerant menu.
4. Press to select the number code for your system refrigerant.
5. Press and hold for 5 seconds to save your setting and you’ll see --- which confirms the setting is
stored.
SAFTEY TIPS
0=R-22 5=R-507 10=R-513A 15=R-744(N20) 20=R-407F 25=R-455A
1=R-404A 6=R-1234ze 11=R-448A 16=R-32 21=R-124
2=R=410A 7=R-1234yf 12=R-449A 17=R-245fa 22=R-717
3=R-134a 8=R-290 13=R-452A 18=R-23 23=R-407H
4=R-407C 9=R-450A 14=R-744(CO2) 19=R-407A 24=R-454C
REFRIGERANT TABLE
Sensors Installation:
Pressure transmitter/temperature sensor
installed on the tube of evaporator outlet.
If the system is divided into several
evaporators, install pressure transmitter/
temperature sensor at each evaporator
outlet.
1. Finish connecting wiring before turning on power.
2. The RUN port (compressor signal) is a passive
port. If you add a voltage, it may cause the controller
burn out.
3. When using a transformer, ensure minimum power
of 15 VA (for 1 controller + 1 EEV).
4. Wire diameter: 28 to 16 AWG
12VAC/DC
15 VA
Temperature
Sensor
Pressure
Sensor
EEV

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