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L-PAK 150/250 Advanced

6.2.7 OTTmr

Menu for setting the overtime timer. If the unit needs to be used after the weekly timer has expired, the unit
can be turned on for a set number of hours by pressing the external standby button. When the OTTmr expires,
the machine goes back into Off mode.

If the unit is in Off mode and the weekly timer is not used, quickly pressing the external standby button (less
than 2 seconds) puts the unit into Standby mode for the time set in ‘T’, for example, two hours. See the figure
below.

If the unit is in Standby mode and the weekly timer is not used, quickly pressing the external standby button
(less than 2 seconds) puts the unit into Off mode after the time set in ‘T’, for example, two hours. See the figure
below.

If the weekly timer is being used, quickly pressing the external standby button (less than 2 seconds) keeps
the unit into Standby mode for an additional two hours after the closing time set in the weekly timer, see 

Sec-

tion 6.2.6 Weekly timer

.

To reset OTTmr so that the time is not extended, press the external standby button longer than 2 seconds and
then release.

ESC

OK

OTTmr

 

1/1 

T

= 02:00h

Ta  = 00:00

T = 02:00h: Extra time before the unit goes into Off mode. The default set-
ting is 2 hours.

Ta = 00:00: The elapsed time since the overtime timer started.

6.2.8 PSIFC-I2

Standard Pilot Signal input Terminal 13-14 is now configurable.

When the input is activated, the unit starts as usual but depends on the setting below for filter cleaning. Filter
cleaning can be done during the running mode.

Standard input

Switch = Off: It is possible to activate filter cleaning any time when the motor is running by either timer or by
manual cleaning.

PSIFC input

Switch = On: Cleaning process cannot be activated by the timer or by manual cleaning. Cleaning starts after PS =
off.

ESC

OK

PSIFC-I2

1/1 

Switch = Off

Switch = Off: Default setting.

6.2.9 FCTmr

Menu for activating and setting time between timer-controlled filter cleaning.

ESC

OK

FCTmr

 

1/1 

Stat

= ON

TH

= 01:00s

TL

= 60:00m

Stat =On Filter Cleaning timer activated Default is On.

TH=01:00s: Do not change the default setting of 1 second.

TL=60:00m: Time between automatic filter cleanings. The default setting
is 60 minutes.

Ta=00:00: The elapsed time since the last automatic cleaning was activ-
ated.

16

Summary of Contents for L-PAK 150

Page 1: ...Instruction Manual PLC L PAK Series L PAK 150 250 Advanced 50 Hz 60 Hz Original instruction manual plc EN INSTRUCTION MANUAL PLC 2022 03 17 2130223 01 ...

Page 2: ...L PAK 150 250 Advanced Trace back information Workspace Main version a1 Checked in 2022 03 17 Skribenta version 5 5 018 ...

Page 3: ...ages 10 5 2 1 Time for service 10 5 2 2 Warning Fan Hi Temp 10 5 3 Alarm messages 10 5 3 1 Alarm Fan Hi Temp 11 5 3 2 Alarm Motor Protector Activated 11 5 3 3 Alarm Low Pressure CAS 11 6 PLC settings 12 6 1 Find a parameter and set its value 12 6 2 Parameter settings 13 6 2 1 Adjust the time and date 13 6 2 2 H Meter 1 13 6 2 3 ZV Detect 13 6 2 4 SSR_Time 14 6 2 5 DIR_Time 14 6 2 6 Weekly timer 14...

Page 4: ... 12 00m ESC OK Hi Vacuum Unit Running Time 05 33 Min DIRTm 00 00 s OTTmr 00 00 h ESC OK Hi Vacuum Unit IDLING Time To StandBy T 05 33m PS PS ESC OK Hi Vacuum Unit Running Time 05 33 Min DIRTm 10 00 s OTTmr 00 00 h ESC OK Hi Vacuum Unit Running Time 06 33 Min DIRTm 10 00 s OTTmr 00 00 h ESC OK Hi Vacuum Unit IDLING Time To StandBy T 12 00m PS Running P 20 kPa IDLING P 0 kPa PS PS Pilot signal OFF P...

Page 5: ...L PAK 150 250 Advanced 5 ...

Page 6: ...al 4 Unit Operation 4 1 Software with extended functional ity L PAK 150 250 Advanced comes with extended soft ware and a standard Logo PLC display that allows a technician to easily set parameters and read status messages NOTE If the software is used in a logo without a dis play it is not possible to change parameter set tings 4 2 Unit operation modes L PAK 150 250 Advanced has the following four ...

Page 7: ... Status messages The following status messages give information about what mode the unit is in or what routine service is being performed 5 1 1 L PAK Off Off mode The unit is in Off mode which is also the unit s start menu The unit can also go into Off mode if something is wrong such as if an alarm is activated The pump motor is off there is no vacuum the FCV is closed and the unit cannot be activ...

Page 8: ...To StandBy 05 33m Time to Standby The amount of time until the unit goes into Standby mode The default setting is 12 minutes See Section 6 2 4 SSR_Time 5 1 5 Filter Cleaning The unit is cleaning its filter ESC OK Filter Cleanining Cycles 1 Elapsed 0 Clean 00 00 s Charge 00 00 s Cycles How many cleaning pulses will be carried out Elapsed How many cleaning pulses are made Clean Remaining time for cl...

Page 9: ...Status Report screen Press Escape and the up arrow at the same time to show the next Status Report screen Sn Software number Revision Language Starts The number of motor starts FLT M Prot Number of times motor overload protector has been activated FanTempHi Number of times Hi Temp Fan the thermostat has activated fan Cooling CleanePulse The number of cleaning pulses by the cleaning valve CASAlarm ...

Page 10: ...nd the filter cleaning valve is open to cool the fan When the Fan temperature is below 90 C the filter cleaning valve closes and the vacuum is reestablished again When the fan cooling function activates a timer start which is shown in the display if the fan does not cool down when the timer elapses the vacuum unit will stop and the Alarm message Alarm Fan Hi Temp is activ ated ESC OK Warning Fan H...

Page 11: ...Fan Hi Temp Vacuum Unit Off Th 11 23 Reset OK à Th The actual day and time when L Pak was stopped 5 3 2 Alarm Motor Protector Activated The motor is overheated Correct the problem and press OK to reset the warning ESC OK Alarm Motor Protector Ac vated Th 11 23 Reset OK à Th The actual day and time when L Pak was stopped 5 3 3 Alarm Low Pressure CAS This alarm is only shown when the Compressed Air ...

Page 12: ...nu 3 Press the down arrow to go to Program Press OK to confirm 4 Select Set Parameter Press OK to confirm 5 Use the up or down arrows to find the parameter Press OK to confirm 6 Use the left and right arrows to select a value 7 Use the up or down arrows to set the value Press OK to confirm 8 Press Escape to go to the main menu 9 Press Escape to go to the date and time screen 10 Press the up arrow ...

Page 13: ...se the up or down arrows to set Time or Date Press OK to confirm Weekday is automatically set by the date 8 Press Escape 3 times to go to the time screen 9 Press the up arrow to exit NOTE There are several other input menus on the same level as the date and time screen If pressing the down arrow takes the PLC to one of those menus use the left arrow to get to the date and time screen 6 2 2 H Meter...

Page 14: ... signal disappeared 6 2 6 Weekly timer The weekly timer sets the unit to Stand By mode and Off Mode at preset times If the pilot signal PS is act ive and the Vacuum unit is in Standby mode the unit starts ESC OK NEDERMAN Hi Vacum Unit L PAK OFF TimeTo Service 2000 Hours ESC OK Thu 10 45 2018 02 01 ESC OK Stop Program Setup Network Diagnos cs ESC OK Set Parameter Program Name ESC OK H Meter ZV Dete...

Page 15: ... _ _ _ SS Default setting Saturday and Sunday On3 _ _ Default setting Time the unit set to Stand By on chosen D3 days Default setting is no preset time Off3 The time the unit is set to Off on chosen D3 days Default setting is no preset time Example D3 _ _ _ _ _ SS Saturday Sunday On3 09 00 Unit starts at 9 00 in the morning Saturday Sunday Off3 13 00 Unit stops at 13 00 in the after noon Saturday ...

Page 16: ... press the external standby button longer than 2 seconds and then release ESC OK OTTmr 1 1 T 02 00h Ta 00 00 T 02 00h Extra time before the unit goes into Off mode The default set ting is 2 hours Ta 00 00 The elapsed time since the overtime timer started 6 2 8 PSIFC I2 Standard Pilot Signal input Terminal 13 14 is now configurable When the input is activated the unit starts as usual but depends on...

Page 17: ...nd Tpu 01 00s The default time for a complete cleaning cycle is 6 seconds Example 2 Cleaning pulses On 2 Tch 5 Tpu 1 On Tch Tpu 2 5 1 12s where Tch 05 00s and Tpu 01 00s The default time for a complete cleaning cycle is 12 seconds 6 3 Standard cleaning process The filter cleaning process is always activated after the pilot signal PS or PSIFC has disappeared and DIR Time has elapsed The filter clea...

Page 18: ...uum Input 8 can be combined with input 2 Example Input 2 PSIFC I2 Off When PS Input 2 is used the filter cleaning can proceed any time but if Input 8 is activated the input will interlock all filter cleaning attempts Input 8 has the highest priority 6 5 Warning Alarm output Q4 Potential free output Terminal X1 33 34 When an alarm is activated Output Q4 and White lamp button on the control box side...

Page 19: ...www nederman com ...

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