BC Biomedical ESU-2000 Series Guide User Manual

ELECTROSURGICAL UNIT ANALYZER ESU-2050 SERIES USER MANUAL

2 INTERNALLY PROTECTED INPUT CIRCUITRY GUARDS AGAINST INPUT OVERLOAD DAMAGE INTERNAL DATA STORAGE FOR 3 FULL DATA SETS ESU-2050P HAS ALL THE BA

3 BC20 – 00218 800 , 250-WATT, NH-250 SERIES RESISTOR BC20 – 00219 1500 , 250-WATT, NH-250 SERIES RESISTOR BC20 – 00220 10 , 50-WATT, NH-50 SER

4 Unlike all conventional ESU Analyzers with lesser degrees of accuracy, the ESU-2050 Series utilizes an external Current Transformer and ex

5 This section looks at the layout of the ESU-2050 and gives descriptions of the elements that are present. OVERVIEW Swivel and Locking Handle RS2

6 MAIN SCREENS – There are 7 main screens, 5 Display Screens which have 1, 2, 3, 4 and 5 display zones respectively, a Measurement List Screen

7 The available screens can be toggled through using . Display Screens One Display Zone Screen with mV paramet

8 Measurement List Screen: Five Display Zone Screen with mV, Watts, mA and mV Peak and CF parameters selected Parameter Abbreviation mV RM

9 Quick Config Screen: The Quick Config Screen allows the user to see the current configuration and provide a quick method of changing the

10 DISPLAY PARAMETERS – There are five options of parameters that can be selected for each Display Zone on the Main Screens. This allows users to c

11 The following is a breakdown of the parameters available in the configuration of the unit and their available options: System Setup Configur

12 System Setup Configuration Parameter Description Range Slow Averaging Sets the number of mV RMS readings that are averaged when the Display

13 System Setup Configuration Parameter Description Range Load Set 5 Assigns a resistance value for Set 5 from a combination of the available

14 INPUT ZERO– The Input Zero offset can be slightly different between RF donuts. This parameter accesses an auto-zeroing function that eliminates t

15 CUSTOM LOAD SETS – With twelve available loads, there is a possibility of 4096 combinations of resistors to use as a combined

16 LOAD TABLE – Up to twelve Load Resistance Values (each with a range from 0.0 to 6,500.0 ohms) may be set in the FACTORY SETUP Configuration. The

17 LOAD CALIBRATION SCREEN – The LOAD SETUP MODE allows the user to adjust the calibration of the loads. The Load Setup Screen can be entered using

18 The following is a breakdown of the parameters available in the LOAD SETUP MODE and their available options: Load Setup Configuration Parameter

19 LINE POWER – A Kycon 3 position locking receptacle is provided for the 6 VDC Universal Power Supply input. The Universal Power Supply takes a Sta

20 SERIAL COMMUNICATION – There is a serial port on the rear panel. The RS-232 Port is used for Firmware upgrades and to interface with a PC. USB

21 Ten tactile-touch keys are provided for system operation: – In the Main Screen, these keys will scroll through the available display screens.

i WARNINGS, CAUTIONS, NOTICES ... ii DESCRIPTION ...

22 – In the SETUP MODE, this key is used to exit and return to the previously viewed Main Screen. This will also save any change

23 The ESU-2050 Series allows the user to customize the settings that the unit will have on Power Up. The “Power up with” parameter in the Sy

24 Set Current as Custom This choice is provided to create the set of custom startup screen parameters. The user simply configures each of the five

25 The GRAPH MODE allows the user to view the measured waveform in the display. The horizontal axis can be zoomed in to display higher frequency w

26 Location Indicator Use to select a specific portion of the waveform buffer to be graphed. The Location Indicator is a small squar

27 Saving To save the displayed waveform, use to enter the SAVE MODE. Use to select the desired storage location, then

28 Several error messages are provided to indicate invalid operating conditions. Any values that are over range will be displayed as dashes.

29 DFA® Digital Fast Acquisition Technology is a revolutionary new method of measuring ESU generator output power. A high-speed analog to digital

30 The communication protocol provides a means to completely configure and use the ESU-2050 from a PC. All of the functions available through the f

31 Not all commands require the complexity of the full command path. For example, the Status? command doesn’t have a Node or Subnode. Some comman

ii WARNING - USERS The ESU-2050 Series Analyzers are for use by skilled technical personnel only. WARNING - USE The ESU-2050 Series Analyzers ar

32 CONFigure Subsystem This group allows the user to setup the display and operational settings for the unit. KEYWORD PARAMETER FORM C

33 SYSTem Subsystem This group allows the user to setup the startup mode for the unit, as well as directly control the unit, as if pressing the keys

34 ESU-2050 Communication Command Summary Keywords Nodes Subnodes Values CONFigure DISPlay SxZy nn x is the Screen # (1-5) and y is the Zone # (

35 ESU-2050 Communication Command Summary Keywords Nodes Subnodes Values READ MVrms? Returns: mV RMS [read only] MArms? Returns: mA RMS [read onl

36 Revision # Program # Revisions Made Rev 01 DT7376A Origination Rev 02 DT7376A Specifications Updates Rev 03 DT7376B Factory Setup, Gra

37 RF MEASUREMENT INPUT IMPEDANCE 50 Ω CONNECTION BNC (50 Ω) MAXIMUM VOLTAGE 3.3 V pk-pk Internally Protected FREQUENCY 10 kHz – 10 MHz INPUT COMPA

38 CALCULATED RANGES CURRENT (with 0.1:1 CT) 100 mV RANGE 2.0 - 700.0 mA RMS 0.1 mA Resolution 1000 mV RANGE 20 - 7000 mA RMS 1 mA Resolution CURREN

39 NOTES

40 NOTES

41 NOTES

iii CAUTION - SERVICE The ESU-2050 Series Analyzers are intended to be serviced only by authorized service personnel. Troubleshooting and service pr

42 NOTES

BC GROUP INTERNATIONAL, INC. 3081 ELM POINT INDUSTRIAL DRIVE ST. CHARLES, MO 63301 USA 1-800-242-8428 1-314-638-3800 www.bcgroupi

iv NOTICE – CE The ESU-2050 Series Analyzers bear the mark Based on the following testing standards: ELECTROMAGNETIC COMPATIBILITY DIRECT

v NOTICE – SYMBOLS Symbol Description Caution (Consult Manual for Further Informatio

vi ESU-2050 Series User Manual Copyright © 2012 www.bcgroupintl.com Made in the USA 03/12 Rev 10

1 The ESU-2050 Series Electrosurgical Unit Analyzers is a family of high-accuracy True RMS RF Voltmeters designed to be used in the routin