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FAST-PS-1K5 – User’s Manual 

 

 

The  WARNING sign denotes a hazard. An attention 

to a procedure is  called.  Not following the procedure correctly could  result 
in  personal  injury.  A  WARNING  sign  should  not  be  skipped  and  all 
indicated conditions must be fully understood and met. 

 

 

 The CAUTION sign denotes a hazard. An attention to 

a  procedure  is  called.  Not  following  procedure  correctly  could  result  in 
damage to the equipment. Do not proceed beyond a CAUTION sign until all 
indicated conditions are fully understood and met. 

 
 

CAEN  ELS  S.r.l.  will  repair  or  replace  any  product  within  the  guarantee 

period if the Guarantor declares that the product is defective due to workmanship or 
materials and has not been caused by mishandling, negligence on behalf of the User, 
accident or any abnormal conditions or operations. 
 

Please read carefully the manual before operating any part of the instrument 

 

 
 

 

Do NOT open the BOX TOP 

COVER

 

 

 

 
 
 

 

CAEN ELS S.r.l. declines all responsibility for damages or injuries caused 

by an improper use of the Modules due to negligence on behalf of the User. It is 
strongly recommended to read thoroughly this User's Manual before any kind of 
operation.  
 
 

CAEN ELS S.r.l. reserves the right to change partially or entirely the contents of this 

Manual at any time and without giving any notice. 

 

 
 
 
 
 
 
 

WARNING 

CAUTION 

WARNING 

Summary of Contents for FAST-PS-1K5 100-15

Page 1: ...S 1K5 User s Manual 1 FAST PS 1K5 1 5 kW Current and Voltage Controlled Digital Bipolar Power Supply Series User s Manual All Rights Reserved CAEN ELS S r l Rev 1 2 September 2017 MAGNET POWER SUPPLY SYSTEMS ...

Page 2: ...FAST PS 1K5 User s Manual 2 ...

Page 3: ...his manual covers the Custom Model named as following FAST PS 1K5 Cxx yyy zzz Where xx is the Customization code yyy is the maximum output current expressed in Amps zzz is the maximum output voltage expressed in Volts For technical assistance please refer to the following contact CAEN ELS S R L SS14 km 163 5 34149 Basovizza TS Italy c o Area Science Park Building Q1 Phone 39 040 375 6610 Fax 39 04...

Page 4: ...t 20 1 6 2 Configurable AUX Input 21 1 6 1 1 7 OUTPUT CONNECTORS 22 Models up to 59 V 22 1 7 1 Models from 60 V to 100 V 22 1 7 2 1 8 FRONT PANEL INDICATORS 23 1 9 INTERNAL PROTECTIONS 23 Earth Leakage Current 24 1 9 1 Earth Fuse 24 1 9 2 Regulation Fault 24 1 9 3 Input OVerCurrent OVC 25 1 9 4 OVerPower OVP 25 1 9 5 Crow Bar 26 1 9 6 Crowbar Unwanted Triggering Please Read 26 1 9 6 1 Quench Prote...

Page 5: ... AND STATUS SIGNALS 37 3 LOCAL CONTROL 40 3 1 NAVIGATION SWITCH 40 3 2 DISPLAY 41 Power up 41 3 2 1 Home Screen 42 3 2 2 Menu Page 44 3 2 3 Control Page 45 3 2 3 1 Config Page 46 3 2 3 2 Advanced Page 47 3 2 3 3 4 MECHANICAL DIMENSIONS 48 5 TECHNICAL SPECIFICATIONS 49 ...

Page 6: ...of all parts for first issue 1 0 1 August 8th 2016 Updated product disposal LOGO and pictures for models from 60 V to 100 V 1 0 2 October 25th 2016 Updated company name 1 1 October 25th 2016 Added information on the analog input control 1 2 September 13th 2017 Changed information on the solid state relay behavior user defined applications ...

Page 7: ...rating Humidity 20 to 80 RH non condensing Altitude Up to 2000 m Pollution degree 2 Overvoltage Category II Storage Temperature 10 C to 60 C Storage Humidity 5 to 90 RH non condensing The following symbols are used within this manual or are reported in the box and along this manual CAUTION Risk of Electrical Shock Caution Documentation must be consulted in all cases where this symbol is marked Ind...

Page 8: ... product within the guarantee period if the Guarantor declares that the product is defective due to workmanship or materials and has not been caused by mishandling negligence on behalf of the User accident or any abnormal conditions or operations Please read carefully the manual before operating any part of the instrument Do NOT open the BOX TOP COVER CAEN ELS S r l declines all responsibility for...

Page 9: ...l Do not use the device if it is damaged Before you use the device inspect the instrument for possible cracks or breaks before each use Do not operate the device around explosives gas vapor or dust Always use the device with the cables provided Turn off the device before establishing any connection Do not operate the device with the cover removed or loosened Do not install substitute parts or perf...

Page 10: ...0 50 30 A 50 V FAST PS 1K5 15 100 15 A 95 V Table 1 FAST PS 1K5 standard models The FAST PS 1K5 module is compact and fits in a single 19 inch 2U standard crate The power unit implements a completely digital control loop with a Pulse Width Modulation PWM generation technique that allows adapting the system to any load condition The control board houses a dedicated FPGA with integrated dual core AR...

Page 11: ...atification that manages the packet and the computational time is smaller and deterministic allowing a very high update rate of the setpoint giving the user more flexibility and excellent rates for the digital control of the power supply 1 2 FAST PS 1K5 at a glance The FAST PS system is composed by a single 19 inch 2U crate The FAST PS 1K5 unit and its I O connections can be easily seen in Figure ...

Page 12: ...kage the output connections the D Sub 15 Female Pin I O connector A separate connector for the voltage remote sensing is also present below the I O connector Two BNC connectors on the left side reserved for the Trigger Input the Analog Control and an Auxiliary Input for Custom developments of the unit are also provided on the rear panel of the unit The BNC connector CB is a Crowbar TTL signal that...

Page 13: ... thus compensating the voltage drops on the output cables The maximum voltage drop that the power supply is able to compensate is of 0 5V Control Mode 1 3 2 The FAST PS 1K5 unit can be controlled in three main different ways hereafter listed LOCAL control the unit can be controlled directly via the front panel color display and the navigation switch When the unit is set in LOCAL mode it is possibl...

Page 14: ...nit acts as a C C or C V generator depending on the pre set Regulation Mode This option is only available in units that have been factory configured ordering option Please note that the last two Update Modes of operation are available only in models that have been factory configured at the time of purchase to have the Trigger Input and or the Analog Control Input features 1 4 External Interlocks a...

Page 15: ... to write 0x6 it is ASCII representation to the bit mask 0110 to the feild 90 The following command has to be se sent to the power supply after having un locked the password protection MWG 90 0x6 r Interlock Activation Level Mask 1 4 2 Each external interlock can be chosen to trip at high or low logic level The high level means that the interlock trips when the interlock input signal is shorted ot...

Page 16: ...erlock intervention time of 750 ms the following command has to be se sent to the power unit MWG 92 750 r This setting has no effect if the interlock is disabled Interlock Identification Name 1 4 4 The FAST PS 1K5 also allows associating a name to the interlocks in order to read form the remote interface or to display on the local display the interlock condition name The Intervention names are sto...

Page 17: ...d with the power module or using the low level MRG and MWG commands which allows setting the advanced configuration parameters The interlocks are disabled by default Output Status Signal user defined application 1 4 5 The solid state relay signal please refer to the I O connector section for more information can be remotely commanded by the user in order to change its state open shorted for any sp...

Page 18: ...re in order to minimize possible noise pick up The FAST PS 1K5 is shipped with a mating connector for the remote sensing that short circuits the S and pins and the S and pins respectively This configuration performs the remote sensing directly at the output connector of the power unit Leaving S and S pins disconnected will make the power supply sense the output voltage directly at the output termi...

Page 19: ...their functionalities is presented hereafter Trigger input 1 6 1 The trigger input accepts TTL 5V and LVTTL 3 3V compatible signals and should be driven by a low impedance source or generator The logic levels are subject to a hysteresis that allows for this recognized values that guarantee correct operation of the trigger as listed in Table 6 Logic Level Value Low to HIGH 2 2 V High to LOW 0 7 V T...

Page 20: ...V and generates an output which is proportional to the input signal meaning a Full Scale for a 10V input 0 for a 0V input and Full Scale for a 10V input An example of the relation between the analog input signal and the output can be either current or voltage depending on the Regulation mode is shown in Error Reference source not found In order to avoid drifts offset and external noise pick up it ...

Page 21: ... monitored Examples of application of this input are temperature sensors and field Hall probes The standard input range for the signal is 0 5V and the conversion value identified by a scale factor can be stored in the power supply in order to have the correct reading from it Example for a temperature sensor having a 20 mV C gain the input scale factor needs to be configured considering that the eq...

Page 22: ...ided depending on the maximum output voltage of the power supply Models up to 59 V 1 7 1 Busbars terminals are shown in Figure 11 This type of connector offers a convenient and reliable form of connection Figure 11 Output Connector high current The symbols and on the rear panel indicate the positive and negative polarity of the terminal respectively Models from 60 V to 100 V 1 7 2 Screw terminals ...

Page 23: ...t voltage STAT green signals the correct operation of the module diagnostics The blinking signaling the correct operation has a 1 second period OUT ON blue it signals if the output is enabled or not The blue LED is on if the output is enabled and it is regulating output current or voltage ALARM red if turned on signals that the power unit has experienced a fault condition It is necessary to perfor...

Page 24: ... of the fault condition before resetting the FAST PS 1K5 internal status register The fuse housing is shown in Figure 14 Figure 14 earth fuse housing Regulation Fault 1 9 3 This fault is generated when the power supply is not able to correctly regulate the output current or output voltage in C C and C V mode respectively Different thresholds for the differential current differential voltage and th...

Page 25: ... user before turning the power supply output back on again OVerPower OVP 1 9 5 The FAST PS 1K5 can work continuously at a 2 over its power rating as expressed in the specifications The module is able to work at a power comprised between 2 and 5 over its rating i e between 102 and 105 for a 20 second period before turning off on an over power fault If the actual output power drawn from the power su...

Page 26: ...ng The Crowbar can be triggered also by the user with a specific remote command Crowbar Unwanted Triggering Please Read 1 9 6 1 In the case of a sudden absence of the main power the power supply needs to be secured against current flowing from the magnet to the power supply which means that crowbar needs to be triggered In the FAST PS 1k5 the crowbar is an hardware feature software activated so po...

Page 27: ...ring a fault when a specific value is exceeded Refer to Quench Detector Setting in the Remote Control Manual for further information OVerTemperature OVT 1 9 8 Internal monitoring of temperature is performed in different places inside the FAST PS 1K5 power supply If a pre defined threshold is exceeded by any of these internal sensors an OVT condition is generated thus shutting off the power unit Th...

Page 28: ...supply back on again 1 10 Waveform The FAST PS 1K5 is able to act as a waveform generator both in current and in voltage regulation modes The waveform is stored internally in a point by point manner and it gives a lot of flexibility since the maximum number of points of the waveform can be defined as well as the sampling period of the waveform execution The minimum time interval for the waveform e...

Page 29: ... the power supply to the AC source 5 Load connection Wire size selection Remote Sensing 4 First switch on Switch on checkout procedure Table 8 Installation checklist 2 2 Initial inspection Prior to shipment this power supply was inspected and found free of mechanical or electrical defects Upon unpacking of the power supply inspect for any damage which may have occurred in transit The inspection sh...

Page 30: ...he FAST PS 1K5 power supply series is designed to fit in a standard 19 equipment rack Use a support bar to provide adequate support for the power supply Desktop use 2 3 2 The FAST PS 1K power supply series can be used as desktop unit but all the precaution must be chosen to avoid touching the output connectors because of the high energy source Users shall protect output contacts by placing the FAS...

Page 31: ...h voltage from 90V to 240V and input frequency ranging of 50 Hz or 60 Hz Installation Category shall be CAT II so maximum impulse voltage on the network mains must be below 2500 V Output power derating is required for low input voltage Maximum output power derating is specified in the following Table Input Voltage Range V Maximum Output Power W 180 240 1500 115 1450 100 1300 90 1100 Table 9 Instal...

Page 32: ...ter than 60 V Wire selection 2 5 1 Two factors must be considered for the selection of the wires Current carrying capacity Cross section area Maximum wire length Insulation voltage Wire cross section and length Wire size should be selected to enable voltage drop per lead to be less than 1 V at the maximum power supply current to prevent excessive output power consumption Suggested wire size are li...

Page 33: ...g adequate to the maximum output voltage Hazardous voltage exist at the outputs and the load connections To protect personnel against accidental contact with hazardous voltage ensure that the load and its connections have no accessible live parts Ensure that the load wiring insulation ratings is greater than or equal to the maximum output voltage of the power supply For safety reason a safety cove...

Page 34: ...1K5 User s Manual 34 Figure 17 Cable in Spiral Gland Figure 18 O Ring from Cable Gland Figure 19 Ferrule Terminal crimp wire Figure 20 Connect the wire to the output connector Figure 21 Install the safety cover ...

Page 35: ...the load regulation at the load end is critical In remote sense the power supply will compensate for voltage drop on load wires Refer to the power supply specification for maximum voltage drop on load wires The voltage drop is subtracted from the total voltage available at the output Figure 22 Remote Sensing Connector The two remote sensing terminals are present on the corresponding connector on t...

Page 36: ...gure the power supply for remote sensing 1 Ensure that Mains switch is on Off position O 2 Remove factory jumpers between S to and S to 3 Using a twisted pair or shielded cable suggested wire size is 0 3 or 0 5 mm2 connect the S terminal to the positive output terminal and the S to the negative output terminal as illustrated in Figure 25 4 For FAST PS 1K5 with output voltage rating 60 V Fix the Sa...

Page 37: ...e the Earth Fuse from the fuse holder and set the Power supply for Floating operation When the FAST PS is configured to operate in floating mode either the positive or negative output terminals can be grounded Always use two wires to connect the load to the power supply regardless of how the system is grounded Models shall not float outputs more than 200VDC above below chassis ground 2 8 Interlock...

Page 38: ...y Terminals Terminal 1 2 shall not float more than 60 VDC above below chassis ground Interlocks input and return pins shall not float more than 60 VDC above below chassis ground Voltage between relay C TAP and NC TAP or NO TAP pins shall never exceed 48 V Maximum current rating for the Magnetic Relay is 1 A current trough pins 13 and 14 or pins 13 and 15 shall never exceed 1 A Maximum current rati...

Page 39: ...FAST PS 1K5 User s Manual 39 is 48V The two interlocks inputs have their own return connection The interlock is hardware activated when the input pin and its corresponding return pin are shorted ...

Page 40: ...isplay Please note that only readbacks are allowed from the remote communication interfaces when the unit is in LOCAL mode i e settings are inhibited 3 1 Navigation Switch Each FAST PS power supply module is equipped with a Navigation Switch on the front panel of the unit as shown in the following Figure 27 Figure 27 Navigation switch There are multiple actions that can be performed via this front...

Page 41: ...unit in order to use it locally Screens and pages of the display can be navigated from the navigation switch though user friendly menus and sub menus Power up 3 2 1 The FAST PS 1K5 upon power up or power cycling will display an empty screen until the unit embedded OS is initialized Please note that this procedure will take approximately 25 seconds before the Home Screen is displayed ...

Page 42: ...N or OFF the status of the control i e Local or Remote the module Identification Name the regulation mode of the unit i e constant current or constant voltage Figure 28 Home Screen The Home screen presents some indications on the right side as ON OFF shows if the power supply output is enabled or not REM LOC FCI shows if the module is in Local Remote or Fast Control Interface control mode C C C V ...

Page 43: ...n would display a list the faults turning also the module OFF The power supply latches on every fault recognized by the internal logic so that every type of fault is recorded this means that the first fault happening does not ban the other ones to be recorded so that giving users more information permits a better investigation of the fault cause ...

Page 44: ...ge are hereafter listed note that the selected sub menu is lightened in a lighter shade Control sub page Config sub page Advanced sub page Reset faults action Return to main action The access to each sub menu or action is necessary to highlight the selected rectangle by using the encoder or the arrows of the navigation switch and press the Enter button The Reset faults rectangle once pressed reset...

Page 45: ...of the FAST PS 1K5 power supply unit An example of a Control Page visualization is shown in Figure 31 Figure 31 Control Page From this screen it is possible to turn the power supply unit ON and OFF and to set the output current or voltage depending on the regulation type C C or C V Actual values of output current and output voltage readbacks can also be seen at the bottom line of this page ...

Page 46: ...he user to set the control mode of the power supply e g LOCAL or REMOTE to select the regulation mode C C or C V and to set the slew rate in A s or V s depending on the selected regulation mode An example of a Config Page visualization is shown in Figure 32 Figure 32 Config Page The firmware installed version is shown at the bottom of this page FW Version ...

Page 47: ... the power supply Ethernet IP address the Network Mas and the Gateway An example of an Advanced Page visualization is shown in Figure 33 Figure 33 Advanced Page It is very important to notice that once the OK button has been clicked the user can remotely communicate and get control of the power supply again only by opening a new TCP socket to the IP that has just been set ...

Page 48: ...FAST PS 1K5 User s Manual 48 4 Mechanical Dimensions The mechanical dimensions of the FAST PS 1K5 unit are hereafter presented in Figure 34 Figure 34 FAST PS 1K5 Mechanical Drawings ...

Page 49: ... Mode Current CC and Voltage CV Control Floating Output Up to 200 V Remote Sensing Up to 500 mV Current Sensing High Precision Current Transducers Analog Control Input Yes Current Setting Resolution 150 μA 250 μA 400 μA 800 μA Voltage Setting Resolution 1 mV 500 μV 300 μV 150 μV Output Readback Resolution 24 bit Noise Ripple RMS 0 01 on resistive load 0 005 on 1 mH load Temperature Coefficient 0 0...

Page 50: ...figurable ADC Input Extra Features Waveform execution Quench Protection Remote Firmware Update Linux OS on board Mechanical Dimensions L W H 19 x 2U x 500 cm without connectors Input Nominal Voltage 100 240 VAC 50 60 Hz Input Range Voltage 90 260 VAC 50 60 Hz Weight typ 13 5 kg 13 5 kg 14 3 kg 14 3 kg Operating Temperature 0 40 C Table 13 Technical Specifications ...

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