SECTION 4 E-680 CONTROLLER FOR REFRIGERANT DRYERS
161
The contact rating of each output relay is 10A at 250
V AC.
Digital inputs are activated by 24V DC or AC.
T
ERMINALS IN THE LOWER ROW
The first 3 terminals are for operating voltage.
(Phase, Neutral and Ground) The ground terminal
should be connected to the chassis of the dryer.
The last 3 terminals are for RS-485 communication
line.
4.2.2 NORMAL OPERATION
When the controller is powered on it displays the
type and version message and then normal
operation screen is displayed as shown below.
The exchanger temperature and operation state of
the dryer is displayed in this screen. Sequentially
pressing button display other info related to the
dryer in 8 different screens. While one screen is
displayed, pressing button reverts to the normal
operation screen. The views of the screens in
sequence of the appearance are shown below.
9 COMM. For D. Out 5-8
10 D. OUTPUT 5 Drain Output (Inverted)
11 D. OUTPUT 6 Spare
12 D. OUTPUT 7 Spare
13 D. OUTPUT 8 Alarm Output (Horn)
14 -
15 COMM. For D. INPUTS
16 COMM. For D. INPUTS
17 COMM. For D. INPUTS
18 D. INPUT 1 Remote Start (Press and
Release)
19 D. INPUT 2 Remote Stop (Press and
Release)
20 D. INPUT 3 Compressor Fault
21 D. INPUT 4 Compressor Overload
22 D. INPUT 5 Fan Fault
23 D. INPUT 6 Fan Overload
24 D. INPUT 7 Phase Sequence Error
25 D. INPUT 8 Remote Disable
26 D. INPUT 9 Fan Motor is On
27 D. INPUT 10 Configuration Enable
28 D. INPUT 11 Spare
29 D. INPUT 12 Spare
30 D. INPUT 13 Spare
31 D. INPUT 14 Spare
32 D. INPUT 15 Spare
33 D. INPUT 16 Spare
T.No Name Function
SULLAIR
DEW POINT . 16°C
READY
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