How A Service Warning / Alarm Is Displayed; How Is Controlled The Condenser Fan; How Is Controlled The Drain Solenoid Valve; How To Reset The Service Reminder Timer - Beko DRYPOINT RS 25-1010 HP50 Instructions For Installation And Operation Manual

High pressure compressed air refrigeration dryer
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11.19.4 How a service warning / alarm is displayed

A service warning / alarm is an unusual event that must recall the attention of the operators/maintenance technicians. It
does not stop the dryer.
When a service warning / alarm is active, the
Service warnings / alarms are automatically reset as soon as the problem is solved and dryer is powered again.
Scheduled Service reminder requires manual reset.
NOTE: the operator/maintenance technician must inspect the dryer and verify/solve the problem that
generated the service warning.
Service Warning / Alarm
flashing +
flashing +
flashing +
flashing +
flashing +

11.19.5 How is controlled the condenser fan

A pressure probe BP2 is located on the discharge side of the compressor. The condenser fan is activated (ON) when
the BP2 pressure is higher than FANon setting (R134a approx. 11 barg/160 psig – R407C approx. 18 barg/260 psig)
and led
is ON. Condenser fan stops when BP2 pressure is lower than FANoff setting (R134a approx. 8 barg/115
psig – R407C approx. 14 barg/203 psig).

11.19.6 How is controlled the drain solenoid valve

Drain solenoid valve is activated (ON) for
minute). Led
shows that condensate drain solenoid valve is ON.
The condensate drain test is always active using the button
NOTE : if an electronic drainer is installed, DMC34 is set to keep always powered the drain output (

11.19.7 How to reset the service reminder timer

With dryer OFF keep pressed buttons
switch (pos.1 paragraph 7.1).
After 5 seconds display shows
seconds. Timer has been reset and controller start to operate regularly.
Service reminder timing can be reset at any time, even before the timing has expired.

11.19.8 Operation of the failure / alarm dry contact

The DMC34 is equipped with a dry contact (potential free) to display failure and/or alarm conditions.
Dryer powered and no service warning / alarm is active.
8
9
Dryer not powered or service warning / alarm is active.
8
9
DRYPOINT® RS 25-1010 HP50
led is lighted or flashing.
PF1 - Probe 1 Failure : failure temperature probe BT1
on display
PF2 - Probe 2 Failure : failure pressure probe BP2
on display
HdP - High DewPoint: DewPoint too high
on display
Set BT1>HdS, delay Hdd / Reset BT1<HdS-1°C (HdS-2°F)
LdP - Low DewPoint : DewPoint too low
on display
Set BT1< -1°C (30°F), delay 5 minutes / Reset T1> 1°C (34°F)
SrV - Service : maintenance service time expired SrV
on display
Set
+
, release buttons
Description
seconds (standard 2 seconds) every
.
, power the dryer and switch it on using the ON-OFF
Set
+
Technical description
minutes (standard 1
, keep pressed button
= ON).
for 5
35

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