Ibi SH-300 XL User manual

User’s Manual
Electrophoresis Power Supplies
Please retain all packaging materials until
the warranty period has expired.
SH-300 XL
P. 7
SH-500 XL
P. 1 5

WARRANTY
IBI SCIENTIFIC warrants this apparatus against defects in materials and work-
manship, under normal service; for one year from the date of receipt by the
purchaser. This warranty excluded damages resulting from shipping, misuse,
carelessness, or neglect.
IBI SCIENTIFIC liability under the warranty is limited to the repair of such
defects or the replacement of the product, at its option, and is subject to
receipt of reasonable proof by the customer that the defect is within the terms
of the warranty. All claims made under this warranty must be presented
to IBI SCIENTIFIC within one year following the date of delivery of the product
to the customer.
This warranty is in lieu of any other warranties or guarantees, expressed or
implied, arising by law or otherwise.
Under no circomstances shall IBI SCIENTIFIC be able for damages either
consequential,, compensatory, incidental or special, negligence, strict liability,
breach of warranty or any other theory, arising out of the use
of the product listed herein.
IBI SCIENTIFIC makes no other warranty, expressed or implied, including
warranties of merchantability of fitness for a particular purpose.
IBI SCIENTIFIC reserves the right to make improvements in design, construction,
and appearance without notice.
Declaration of conformity and CE mark
The information outlined in this section applies only to customers located in
the European Union (EU).
This laboratory apparatus is identified with the CE mark. This mark indicates
that the product complies to the following EU Directives and Standards:
72/23/EEC Low voltage directive
89/336/EEC Electromagnetic Compatibility
EN 61010-1: 1993 Product safety
EN 50081-1: 1992 Emissions
EN 50082-1: 1992 Immunity
A copy of the declaration of conformity certificate is available upon request.
3

SAFETY PRECAUTIONS
The power supplies are capable of delivering
potentially dangerous voltage and are to be
operated only by qualified technically trained
personnel. Please read the entire user's manual
thoroughly before operating this unit.
Take care as the mode of operation of the unit
is continuous.
If the power supply is used in a manner not specified by IBI SCIENTIFIC,
then the protection systems of the equipment may be impaired.
For additional information, please call IBI SCIENTIFIC or your distributor
Technical Resources Department.
Never attempt to remove the outer casing or make any repairs to the unit.
Contact IBI SCIENTIFIC immediately if the need for repair or servicing should
arise.
The unit must be grounded. Use only the line cord supplied with the
unit for safe operation. The use of a line cord other than this or one
supplied by IBI SCIENTIFIC may result in user hazard.
For UK users, check the mains plug of the line cord to make sure it is equipped
with a protection fuse not exceeding 3 A. Connect the line cord directly into a
properly rated, 210/250VAC 50/60Hz or 105/125VAC 50/60Hz wall outlet.
For connection between the power supply and the electrophoresis
equipment, use only safety output power cords equipped with Black
and Red recessed plugs.
Check the power cords and the black and red recessed safety jacks periodically
to make sure that they are in good condition. Do not use cords which are cracked,
nicked or in otherwise poor condition.
Always make all connections between the power supply and the electrophoresis
equipment prior to start-up of the output.
Never place any objects other than high voltage connectors rated to 1000V into
the output jacks.
Place the unit such that the rear panel has at least 10 cm of clearance to provide
for adequate unit ventilation.
The power supply must only be connected to electrophoresis equipment
manufactured with built-in safety protected male plugs.
It is also recommended to use electrophoresis equipment that can only
be connected when the protection lids are closed.
4

CLEANING
The power supply may be cleaned as required when the main supply
is turned off.
Cleaning should be carried out with a cloth moistened with water or
with tissues impregnated with 70% Iso-propyl alcohol.
No other cleaning solutions should be used.
MAINTENANCE
There are no internal operator serviceable parts in this Power supply.
If the power should fail, the unit must be returned to the authorized
Service center.
See troubleshooting guide (page 14).
SHIPMENT
When shipment or transport of the power supply is required, use the
packaging supplied with the unit and add the decontamination form
clearly complied.
Store the unit in the packaging and in a dry area.
DECONTAMINATION
Decontamination is required when the unit has to be returned for
servicing. A declaration of contamination status form is attached
to this manual and must be filled out prior to inspection servicing
repair or return.
Please request a copy from IBI SCIENTIFIC or distributor and include
with the equipment prior to return.
5

NOTES
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6

User’s Manual
SH-300 XL
Electrophoresis Power Supply
Please retain all packaging materials until
the warranty period has expired.
7

DESCRIPTION
Microprocessor controlled switching Power Supply
aLast settings are automatically restored at power up.
aIBI SCIENTIFIC Power Supplies are equipped with an automatic restart
system in case of power failure.
When the power returns, an audible alarm sounds for 10 seconds and the
power automatically restarts with the previous set values.
If during the power failure the electrophoresis unit is disconnected from the
power supply, the alarm still sounds when the power returns. Because no
load is connected the power supply will immediately shut-down and set
the output to zero.
aDirect reading of programmed set values and actual values before and
during the cycle.
aVolt and mA adjustable during a cycle.
aStabilization and automatic crossover between the parameters according
to the set limitation values and when output limits are reached.
2 LED indicate the constant mode.
a2 operating modes: constant voltage - constant current.
a2 LED Displays for set and output Volt, Current.
aSettings by tactile switches on moisture resistant membrane panel.
aBattery-backed memory feature "save" last output set values in the event of
a power failure or when the run is terminated and the unit is turned off.
a4 recessed safety output jacks allow simultaneous operation of
4 electrophoresis units.
aFault detection and 500µA current leakage detection or no load automatically
shuts down output and indicates the fault by STOP LED blinking and audible
alarm.
8

SH-300 XL SPECIFICATIONS
Power supply voltage fluctuations not to exceed
± 10% of the normal voltage
Power supply, 110V model 90 - 130V; 50 - 60Hz; T4A fuses
Power supply, 220V model 180 - 260V; 50 - 60Hz; T2A fuses
Fuse value in the mains plug (UK) 3 A
Rated input power/current 150 VA
SH-300 XL
Volt range 1 - 300 Volts; 1Volt step
Current range 1 - 400 mA; 1mA step
Power 0,6 - 120Watts
Mode of operation Continuous
Switching frequency 23 kHz
Output regulation stability ± 0,2% FS ± 1/2 digit
Minimum output 1 Volts; 15µA; 0,6 Watts
Value display accuracy ± 0,2 FS ± 1/2 digit
Power failure during the run Audible alarm and automatic restart
with previous set values when power
returns
Fault detection Output supply stop, audible alarm
STOP LED blinking
Fault status Output to earth leakage
Output open circuit
Output short circuit
No regulation (Overheating,
power circuit fault)
Ground leakage Detection level 500µA
Output to ground impedance 10MΩmin bypassed by 1nF max
Size 21 cm x 18 cm x 11 cm (D x W x H)
Weight 2 kg
Environmental conditions Indoor use
Altitude up to 2000m
Temperature 10°C - 40°C
Maximum relative RH 80% for temperature up to 31°C decreasing linearly
to 50% RH at 40°C.
9

10
1Tactile switch for the selection of the following modes :
- OUT: Display of output values when the unit is running
- SET: Display of preset values
2Tactile switch for selection of parameter to set. Operating in SET mode
- Volts: Voltage
- mA: Current
3Current display (mA)
4Voltage display
5When blinking, this Led indicates that voltage value is in SET mode
When lit, this Led indicates that voltage is the constant parameter during the
run
6When blinking, this Led indicates that curent value is in SET mode
When lit, this Led indicates that curent is the constant parameter during the
run
7Four recessed safety output jacks
8Tactile switches for increasing/decreasing Volts and mA. Operating in SET mode
9START/STOP switch
10 Led indicating the START status
11 Led indicating the STOP status
4321
7
569
8
1011

OPERATION
Reminder that last set output values are memorized.
A – Unit power up and immediate starting
1. Connect the AC line cord to a grounded, 3-prong wall outlet.
2. Connect the power supply to an electrophoresis device using the power
cords supplied with electrophoresis device.
3. To turn the power supply on, press the main power switch located on the
rear panel. The STOP LED (#11) illuminates, and the output LEDS will
display zeros.
4. To display and check last set values, depress SET/OUT switch (#1).
As soon as one of these switches is activated, the output LEDS display last
output set values.
5. If Volts and mA set values are correct, press START/STOP switch (#9) to
start the run. The LED (#10) illuminates.
6. The actual values are immediately displayed. According to the settings and
gel resistance, one of the constant modes LED will be lit: (#5) for constant
voltage (#6) for constant current.
7. When separation is complete, press START/STOP (#9) to stop the run.
8. Turn off the power supply by using the main power switch on the rear panel.
B – Adjusting output set values when unit
is in STOP mode
1. Depress the SET/OUT switch (#1). As soon as this switch is activated, the
output LEDS display last output set values.
2. The volts LED (#5) is blinking first. Increase or decrease voltage by pressing
the two SET switches (#8).
3. Depress VOLTS/mA switch (#2) in order to select mA. The mA Led (#6)
is blinking. Increase or decrease current by pressing one of the two SET
switches (#8).
4. Press SET/OUT switch (#1) for displaying the new actual values.
Maximum output values are as follow: SH-300 XL
for 300 Volts - maximum current 400 mA (120 Watts)
for 400 mA - maximum voltage 300 Volts (120 Watts)
11

C – Adjusting output set values when unit
is in START mode
1. While the unit is running, depress the SET/OUT switch (#1). As soon as this
switch is activated, the output LEDS display last output set values.
2. The volts LED (#5) is blinking at first. Increase or decrease voltage by
pressing of the two SET switches (#8).
3. Depress VOLTS/mA switch (#2) in order to select mA. The mA Led (#6)
is blinking. Increase or decrease current by pressing one of the two SET
switches (#8).
4. Press SET/OUT switch (#1) for displaying the new actual values.
5. When separation is terminated, press START/STOP switch (#9) to stop the
run.
6. Turn off the power supply by using the main power switch located on the
rear panel.
FURTHER INSTRUCTION
1. To view the set values during the run, depress the SET/OUT switch.
The LED displays the set values as long as this switch is depressed.
Once the SET/OUT switch is released, the LED will display the output values
for three seconds, and then will switch back to displaying the actual output
values.
2. It is possible to change the values during the run without depressing the
STOP switch.
3. To change the output set values during the run or in STOP status:
• Depress the SET/OUT switch (#1). As soon as this switch is activated,
the output LED display last output set values.
• The volts LED (#4) is blinking at first. Increase or decrease voltage by the
help of the two SET switches (#8).
• Depress V/mA switch (#2) in order to select mA. The mA Led (#6) is
blinking.
• Increase or decrease current by pressing one of the two SET switches (#8).
• After 3 seconds, the new actual output values are automatically displayed.
• To immediately read the new actual values, press SET/OUT switch.
4. In START status, when the SET/OUT switch is depressed, the LEDS display
the output set values for three seconds and then switch back to displaying
the actual output values.
5. To establish the limiting (constant) mode for the particular experiment, set
the controlling parameter to the output desired, and increase the other output
set value until the appropriate mode LED (Constant voltage or Constant
current) illuminates.
12

6. If the non-controlling output set values are reached during the course of the
run, the power supply will automatically crossover to the new mode and
control output relative to that mode.
The appropriate mode LED (Constant voltage or Constant current) will
illuminate.
7. If automatic crossover is desired during the run, adjust the output set value
of the second controlling parameter to the maximum setting desired.
When actual output relative to the second controlling parameter equals
its output set value, the output will cross over from the first controlling
parameter to the second.
8. When the run has been completed, depress the STOP switch to cease
power output. Wait one minute before disconnecting the power cords from
the gel unit.
9. Turn the main power switch off when the unit is not in use.
FAULT
In a fault situation the unit will shut off power immediately.
Simultaneously, the message “FLT” appears on the display, the audible alarm
rings and the led STOP blinks.
This automatic cut off indicates one of the following situations:
• Output to ground leakage,
• Output open circuit,
• Tank’s leads disconnected or defective,
• Output short circuit,
• Overload.
aPress STOP to resume and to cease the audible alarm.
aLook for the cause of the fault and correct.
aPress START to run again.
aIf the unit goes to the fault mode, contact IBI SCIENTIFIC or your supplier
technical service.
AUTOMATIC RESTART
The power supply will automatically RESTART using the last set values
when the power is operating again after a power failure or repetitive
micro failures during a cycle.
Simultaneously, the message “STR” is displayed and the STOP LED
blinks for 10 seconds before operating again.
13

TROUBLESHOOTING GUIDE
CONDITION PROBABLE CAUSE REMEDY
Display fails to illuminate Fuses have blown. See Warning below.
when the POWER switch
is put on.
The desired MODE is not One of the other Increase the output value
flashing. parameters is limiting of the limiting parameter
output. until the desired output
mode is controlling.
Two different modes are Settings for both Increase the set value
blinking alternatively. parameters are too close for the mode you do not
to the actual output. wish to be limiting.
Settings switches are not SET mode is not Depress SET switch
working. operating.
Audible alarm at power up. Automatic restart is Press STOP to stop this
coming. function. The unit has been
previously cut off by the
power switch when running.
Unit must always be stopped
by the STOP switch prior to
cut off by the power switch.
Impossible to start the run, A fault situation avoid Check the cause of the
Unit is coming back on STOP the START mode to fault and rectify.
mode with audible alarm. operate. (See page 13.)
Message “Flt” displayed
with audible alarm.
Message “Str” displayed. See automatic restart
paragraph page 13.
WARNING
Never attempt to remove the outer casing or make any unit repairs.
Contact IBI SCIENTIFIC if the need for repair or servicing should
arise.
Should the power supply fail, DO NOT remove the outer case of
the unit and attempt any repairs.
14

Please retain all packaging materials until
the warranty period has expired.
15
User’s Manual
SH-500 XL
Electrophoresis Power Supply

SH-500 XL SPECIFICATION
Power supply voltage fluctuations not to exceed
± 10% of the normal voltage
Power supply, 110V model 90 - 130V; 50 - 60Hz; T4A fuses
Power supply, 220V model 180 - 260V; 50 - 60Hz; T2A fuses
Fuse value in the mains plug (UK) 3 A
Rated input power/current 150 VA
SH-500 XL
Volt range 1 - 300 Volts; 1Volt step
Current range 1 - 500 mA; 1mA step
Timer range 1 - 999 mn; 1mn step
Power 0,6 - 150Watts
Mode of operation Continuous
Switching frequency 23 kHz
Minimum output 1 Volts; 15µA; 0,6 Watts
Value display accuracy ± 0,2 FS ± 1/2 digit
Mains failure during the run Audible alarm and automatic restart
with previous set values when mains
returns
Fault detection Output supply stop, audible alarm
STOP LED blinking
Fault status Output to earth leakage
Output open circuit
Output short circuit
No regulation (Overheating,
power circuit fault)
Earth leakage Detection level 500µA
Output to ground impedance 10MΩmin bypassed by 1nF max
Size 21 cm x 18 cm x 11 cm (D x W x H)
Weight 2 kg
Environmental conditions Indoor use,
Altitude up to 2000m
Temperature 10°C - 40°C
Maximum relative RH 80% for temperature up to 31°C decreasing linearly
to 50% RH at 40°C.
16

17
1Tactile switch for the selection of the following modes:
- OUT: Display of output values
- SET: Display of set values
2Tactile switch for selection of parameter to set:
- V: Voltage
- mA: Current
3Display for mA or minutes
4Display for Volts
5When blinking, this LED (#5) indicates that voltage is on set mode
When lit, this LED indicates that voltage is the constant mode during the run
6When blinking, this LED (#6) indicates that curent is on set mode
When lit, this LED indicates that curent is the constant mode during the run
78 recessed safety Output jacks
8Tactile switches for increasing/decreasing Volts, mA, minutes settings
9START/STOP switch
10 LED indicating the START mode
11 LED indicating the STOP mode
12 Switch ON/OFF for the timer
13 LED indicating that minutes are displayed or on set mode
14 Switch for cancelling the elapsed time of a previous separation
15 Switch for reading minutes instead of mA
16 Switch for selection of the “GEL SAVER” mode
17 LED indicating that the “GEL SAVER” mode is on
43 13 1 12
75 6 15 916
11 13 17 2 8 1410

18
FURTHER INSTRUCTION
Important to read before operation !
If the unit alarms at power up, press the STOP switch. This situation is caused
by a previous run stopped by the power switch instead of the STOP switch.
Never use the power switch to stop separations. Always press the STOP switch.
1. When you switch on the unit, remember that previous pre-set values are
memorized. Settings are saved and restored at power up. No voltage is
supplied at power up; The unit is automatically in STOP mode.
2. If the timer mode was selected during the previous separation, it will be
restored at power up.
3. If the GEL SAVER mode was selected during the previous separation, it will
be restored at power up.
4. When you switch on the unit, press the CLEAR switch to cancel the elapsed
time of the previous separation. The pre-set time remains in the memory.
5. When you press START switch for beginning the run, if you have not pressed
CLEAR before, the unit will stay in STOP mode with an audible alarm. Press
STOP switch to cease the alarm, press CLEAR and START again.
6. Timer is ON and GEL SAVER is OFF:
When the pre-set time has elapsed, the unit will stop automatically with
5 beeps and the word – End – is displayed on the display. Elapsed time is
displayed. LED GEL SAVER will blink. 5 beeps are heard every minute.
7. Timer is ON and GEL SAVER is ON:
When the pre-set time has elapsed, the unit will supply only 10% of the
voltage set at the beginning of the run.
Elapsed time is displayed on the right display. LED GEL SAVER will blink.
5 beeps are heard every minute.
8. Remember that LEDS (#5 and #6) are just indication modes.
• (#5) Constant voltage mode (according settings and gel conditions),
• (#6) Constant current mode (according settings and gel resistance),
• (#13) Timer mode (ON or OFF selection),
• (#17) Gel saver mode (alight during the run, it is blinking when activated
after the separation time is elapsed).
9. To change settings using the switches (#8), the unit must be in set mode
press SET/OUT (#1).
10. If no chamber is connected, the unit cannot start and will return on STOP
mode. If the connecting lead(s) is defective, or a bad contact is existing in
the electrophoresis tank, the unit cannot start and will return to STOP
mode. An audible alarm rings and the message “FLT” (fault) is displayed on
the display.

FAULT
A fault prevents the START mode operating or immediately cuts the power supply
during the gel run.
Simultaneously, the message “FLT” (fault) appears on the display, the audible
alarm rings and the led STOP blinks.
This automatic cut off indicates one of the following situations:
• Output to ground leakage,
• Output open circuit,
• Tank’s leads disconnected or defective,
• Output short circuit,
• Overload.
aPress STOP to resume and to cease the audible alarm.
aLook for the wrong situation.
aPress START to run again.
aIf the unit returns to STOP mode, contact IBI SCIENTIFIC or your
supplier technical service.
AUTOMATIC RESTART
The power will automatically RESTART with the set values when the
power is operating again after a power failure or repetitive micro
failures during a cycle.
Simultaneously, the message “FLT” is displayed and the STOP LED
blinks for 10 seconds before operating again.
19

20
OPERATION
Without timer mode
1. Unit power up
• Connect the AC line cord to a grounded, 3-prong wall outlet.
• Connect the unit to the electrophoresis device using the safety connecting
leads supplied with the electrophoresis device.
• Turn on the power switch located on the rear panel.
• The unit is automatically in STOP mode and the STOP LED (#11) will be lit.
The voltage display (#4) and current/timer display (#3) indicate “000”.
2. Adjusting Output set Values. Constant Voltage
• Press SET/OUT switch (#1) to select the SET mode.
At first, the Volts LED (#5) blinks.
• Use switches (#8) for selection of the voltage value.
• Press V/mA switch (#2) for selection of mA parameter. The mA LED (#6)
blinks.
• Use switches (#8) to increase current to the maximum value; 500mA
to avoid constant current mode.
3. Adjusting Output set Values. Constant Current
• Press SET/OUT switch (#1) to select the SET mode. Press the V/mA
switch (#2) until the mA LED (#6) blinks.
• Use switches (#8) to select the desired current value.
• Press V/mA switch (#2) for selection of Volt parameter. The Volt LED (#5)
blinks.
• Use switches (#8) to increase Volts to the maximum value; 300 Volts
to avoid constant voltage mode.
4. START mode
• Press START, the LED (#10) lights and the actual values are displayed
on each display, left for voltage right for current.
• The actual constant mode is indicated by one of the LED (#5 or #6).