9.2 Wiring Diagram
- Base module
Attach the base module with screws*;
To place the front module in the
panel, press until it clicks;
2
To remove it, simply press the side
locks;
3
Remove the controller
from the front of the
panel;
9.1 Attaching the base and front modules
- Front module
Cut out the panel with the measurements
indicated. See item 3;
1
- Front module
- Base module
*screws not included;
*
must be in the
inet.
Sensor S1
cab
**
must be attached to the evaporator
Sensor S2
using a metal clamp.
Interconnection cable
Sensor S1*
Sensor S2**
Digital input
(Door switch)
9. INSTALLATION
The main function of this accessory is to store the parameters of the controllers. You can load new parameters
from a controller and download to a production line at any time (from the same controller).
The controller has a USB connection to upload or download the parameters:
- USB:
it can be connected to the computer with the USB port, using the Sitrad Recipe Editor the parameters
can be copied, edited and saved in
The USB port can also have the function to
.
EasyProg
ver. 02
supply power to
and the controller (when used in USB and Serial TTL set).
EasyProg
ver. 02
*Sold separately
8. PROGRAMMING KEY - EasyProg ver.02 or higher
Base module
EasyProg*
Reason:
Exceeded maximum compressor on time without reaching control
temperature (setpoint).
Provisions:
Check compressor and refrigeration system;
Check door seal;
Check function
.
[a7]
Reason:
Cabinet temperature sensor disconnected or short-circuited.
Provisions:
Check the connection on the controller. If necessary, replace the sensor.
Reason:
Evaporator temperature sensor disconnected or short-circuited.
Provisions:
Check the connection on the controller. If necessary, replace the sensor.
Reason:
Low temperature on cabinet sensor (S1).
heck sensor S1 connection and functioning (room);
Provisions:
C
Check refrigeration system;
Check function
.
[a2]
Reason:
High mains voltage (S1).
Provisions:
Check sensor S1 connection and functioning (room);
Check refrigeration system and/or door seal;
Check function
.
[a3]
Reason:
Low mains voltage.
Provisions:
Bad power grid quality and voltage below the one configured in
.
[U1]
Reason:
High voltage alarm in the mains.
Provisions:
Bad power grid quality and voltage above the that configured in
.
[U2]
7. SIGNALS
Reason:
Invalid voltage reading.
Provisions:
Check the supply voltage of the instrument.
Provisions:
Reset the values of the functions.
Reason:
Open door alert.
Provisions:
Make sure the door is properly closed;
Check limit switch micro or magnetic sensor (reed switch) of the
closed-door detection (if applicable), plus the connection to the controller.
Reason:
Control functions turned off.
Provisions:
See item 6.4.
Reason:
. The dot in the
Alert of defrost concluded by time rather than by temperature
lower hight corner of the display will flash until the next defrost (if enabled in
the function
).
[A8]
Provisions:
Check that there are no burnt heating elements;
Check if hot gas is circulating;
Check that the fan is not inoperative or shorted;
Check that the maximum time for defrost duration is not too short (
).
[B6]
Provisions:
Contact Full Gauge Controls.
Reason:
External alarm (digital input)
Provisions:
Check the control accessory connected to the digital input;
Check the connection on the controller;
Check function
.
[P1]
4
Reason:
Function lock on.
Provisions:
See item 6.3.
Reason:
Easyprog connected by sending data to the controller.
Reason:
Communication failure between the front module and the base.
Measures:
Check the interconnection cable.
