DUNIWAY Stockroom Terranova 752A User manual

EMAIL: [e-mail]: (650) 965•0764
TOLL-FREE [US/CA]: (800) 446•8811
TELEPHONE: (650) 969•8811
48501 Milmont Drive • Fremont, CA 94538
DUNIWAY STOCKROOM CORP. 48501 Milmont Drive • Fremont, CA 94538 DUNIWAY STOCKROOM CORP.
REV:0720NC
Terranova® 752A
Dual Ion Pump Power Supply
Instructions Manual
Part No. Description
T‒752A‒K110 Two 10kV Kings HV connectors (110 VAC)
T‒752A‒K220 Two 10kV Kings HV connectors (220 VAC)
T‒752A‒F110 Two Fischer-style HV connectors (110 VAC)
T‒752A‒F220 Two Fischer-style HV connectors (220 VAC)
©2020 Duniway Stockroom Corp.
For use with the following:

EMAIL: [e-mail]: (650) 965•0764
TOLL-FREE [US/CA]: (800) 446•8811
TELEPHONE: (650) 969•8811
48501 Milmont Drive • Fremont, CA 94538
DUNIWAY STOCKROOM CORP.
Page ii
Warranty
Duniway Stockroom Corporaon (“DSC”) warrants all Terranova® products to be free of defects in
material and workmanship for a period of one year from the date of shipment. At our opon, we
will repair or replace products which prove to be defecve during the warranty period. Liability
under this warranty is limited to repair or replacement of the defecve item(s). Shipping damage
is excluded from the scope of this warranty. Pressure gauges of all types are excluded from this
warranty.
Terranova® products are warranted not to fail to execute programming instrucons due to
defects in materials and workmanship. If DSC receives noce of such defects during the warranty
period, DSC will repair or replace rmware that does not execute its programming instrucon
due to such defects. DSC does not warrant that the operaon of the rmware or hardware will
be uninterrupted or error-free.
If this product is returned to DSC for warranty service, the Buyer will prepay shipping charges and
pay all dues and taxes for products returned to DSC. DSC will pay for the return of products to
the Buyer, except for products returned to the Buyer from a country other than the United States.
Please contact your Duniway Stockroom customer service representave for a Return Merchandise
Authorizaon (RMA) number if you need to return a Terranova® product.
Limitation of Warranty
The foregoing warranty does not apply to the defects resulng from:
1. Improper or inadequate maintenance by the Buyer,
2. Buyer-supplied interfacing,
3. Unauthorized modicaon or misuse,
4. Operaon outside of the environmental specicaons of the product, or
5. Improper site preparaon and maintenance.
The warranty set forth above is exclusive and no other warranty, whether wrien or oral, is
expressed or implied. DSC disclaims any implied warranes of merchantability and tness for a
parcular purpose.
Exclusive Remedies
The remedies provided herein are the Buyer’s sole and exclusive remedies. In no event will DSC be
liable for direct, indirect, special, incidental, or consequenal damages, including loss of prots,
whether based on contract, tort, or any other legal theory.

Page iii
Name: Michael Ricks
Title: General Manager
x
Place and Date
Fremont, CA on 02 July 2020
Remark: This Declaraon of Conformity replaces all previous ones for the above products.
ETL Certified and Listed
The named products conform or are cered to the following standards relang to
the safety of electrical equipment for measurement, control, and laboratory use:
UL: 61010-1:2012 Ed.3+R:29APR2016
CSA: C22.2#61010-1-12:2012 Ed.3+U1;U2;A1
Declaration of Conformity
2003309
EMC: EN 61000-6-1:2019
EN 61000-6-3:2007+A1:2011
EN 61326-1:2012RLV
LVD: EN 61010-1:2010+A1:2019
Product Name: Terranova® 751A Medium Ion Pump Power Supply
Terranova® 752A Dual Ion Pump Power Supply
The named products are in conformity with the following requirements of the EU direcves:
Electromagnec Compability Direcve (2014/30/EU)
Low Voltage Direcve (2014/35/EU)
We declare, under our sole responsibility, that the named products which display the
CE mark are in conformity with the following harmonized standards and/or normal
documents or technical specicaons:
Manufacturer: Duniway Stockroom Corp.
48501 Milmont Drive
Fremont, CA 94538

EMAIL: [e-mail]: (650) 965•0764
TOLL-FREE [US/CA]: (800) 446•8811
TELEPHONE: (650) 969•8811
48501 Milmont Drive • Fremont, CA 94538
DUNIWAY STOCKROOM CORP.
Page iv
Maintenance
The Terranova® 752A Dual Ion Pump Power Supply should not be serviced by the user. Any
maintenance must be performed by Duniway Stockroom personnel. If any service is required,
please contact your Duniway Stockroom customer service representave for a Return Merchandise
Authorizaon (RMA) number to return the Terranova® 752A.
Contacting Duniway Stockroom
Duniway Stockroom customer and technical service representaves are available via both
telephone and on-line for assistance in service requests, ordering, or any other quesons and
inquiries:
• For US and Canadian customers: [phone]
• For customers worldwide: [phone]
• General email inbox: [e-mail]
• Website, catalog, and on-line store: www.duniway.com
Our Will Call is also available during normal business hours for in-person assistance or order
placement and pick-up:
48501 Milmont Drive
Fremont, CA 94538

EMAIL: [e-mail]: (650) 965•0764
TOLL-FREE [US/CA]: (800) 446•8811
TELEPHONE: (650) 969•8811
48501 Milmont Drive • Fremont, CA 94538
DUNIWAY STOCKROOM CORP.
Page v
The electricity hazard symbol is used to warn
personnel of a voltage hazard
The earth terminal symbol is used to indicate where
proper grounding pracces should be followed to
protect personnel against electrical shock and protect
equipment against possible damage.
WARNING!
The orange warning symbol is used to indicate a
hazard that may cause serious injury or death to
personnel if proper safety protocols are not followed.
The note symbol is used to emphasize helpful
informaon from the manual.
NOTE
Since 1976
General Manual Information
This manual contains important informaon regarding the safe operaon of the Terranova®752A
Dual Ion Pump Power Supply models listed on the cover page. We advise the customer read and
thoroughly understand the manual in its enrety before use. Any quesons should be addressed
to your Duniway Stockroom customer service representave.
Manual Symbol Key
The following symbols are used in this manual when the user should take parcular consideraon
CAUTION
The yellow cauon symbol is used to alert personnel
against pracces that may potenally damage
equipment.

EMAIL: [e-mail]: (650) 965•0764
TOLL-FREE [US/CA]: (800) 446•8811
TELEPHONE: (650) 969•8811
48501 Milmont Drive • Fremont, CA 94538
DUNIWAY STOCKROOM CORP.
Page vi
Specifications..............................................1
Accessories .................................................2
Front Panel Display....................................3
Switch and Buttons
Displays and LEDs
Rear Panel Connections............................5
Ion Pump Connections
Other Connections
Introduction.................................................9
Legacy Terranova®752
Pre-installation Settings ....................... 10
Mode of Operation
Setting the Mode of Operation
Changing the Output Polarity
Power-loss Restart
Disabling the Speaker
Installation................................................ 19
Installing the Terranova® 752A
Connecting the Ion Pump(s)
Safety Interlock
Power-up ................................................... 21
Channel Settings ..................................... 23
Channel Parameters
Ion Pump Operation ................................ 25
Start Phase
Normal Operation
Pressure Measurement
Cool-down Mode
Shutdown Mode
Set Point Operation ................................ 31
Analog Output .......................................... 32
High Voltage Monitor
Current Monitor
Serial Communication ............................ 35
Setting the Communication Standard
Setting the RS-485 Address
Query Characters
Command Characters
Troubleshooting ....................................... 43
Restoring Default Parameters
Leakage Current
Internal DIP Switch Setup
Changing the Input Fuse
Appendix: Note on set point relays .... A-1
Protective Circuits for Inductive Loads
Contents

EMAIL: [e-mail]: (650) 965•0764
TOLL-FREE [US/CA]: (800) 446•8811
TELEPHONE: (650) 969•8811
48501 Milmont Drive • Fremont, CA 94538
DUNIWAY STOCKROOM CORP.
Page vii
Figures
Figure 1. Terranova® 752A front view and dimensions...........................3
Figure 2. Terranova® 752A rear panel view...............................................5
Figure 3. DIP switch and JP9 jumper location......................................... 12
Figure 4. Component position for positive voltage output .................... 13
Figure 5. 4-pin header and HV diode diagram.......................................... 14
Figure 6. Ribbon cable above pin headers ................................................15
Figure 7. JP8 and JP13 pin header location............................................15
Figure 8. Terranova® 752A power vs. current graph ...........................27
Figure 9. Terranova® 752A power vs. (low) current graph .................27
Figure 10. Terranova® 752A voltage vs. current graph....................... 28
Figure 11. Relay operation graph ............................................................... 31
Figure 12. DIP Switch S2 diagram .............................................................37
Figure 13. Hexadecimal code 0FC0 DIP switch setup...........................46
Figure 14. Terranova® 752A AC power module ..................................... 47
Figure I. AZ5 relay maximum switching capacity ...................................A-1
Figure II. Example of “snubber” circuit ......................................................A-2

EMAIL: [e-mail]: (650) 965•0764
TOLL-FREE [US/CA]: (800) 446•8811
TELEPHONE: (650) 969•8811
48501 Milmont Drive • Fremont, CA 94538
DUNIWAY STOCKROOM CORP.
Page viii
Tables
Table 1. MISC I/O pin assignment .................................................................6
Table 2. AUXILIARY I/O pin assignment.......................................................7
Table 3. Terranova® 752A ground sense conditions............................. 20
Table 4. Channel default values ...................................................................23
Table 5. Channel parameter ranges ........................................................... 23
Table 6. Recommended ion pump starting pressures ........................... 25
Table 7. Linear current monitor voltage output.......................................32
Table 8. Logarithmic output and calculated current values.................. 33
Table 9. Serial I/O port pin configuration .................................................35
Table 10. Terranova® 752A RS-232 settings......................................... 35
Table 11. Serial communication query characters................................. 38
Table 12. Query communication examples ...............................................39
Table 13. Serial communication command characters .........................40
Table 14. Command communication examples........................................41
Table 15. Terranova® 752A display error codes.................................... 44
Table 16. Hexadecimal code 0FC0 output ................................................46

EMAIL: [e-mail]: (650) 965•0764
TOLL-FREE [US/CA]: (800) 446•8811
TELEPHONE: (650) 969•8811
48501 Milmont Drive • Fremont, CA 94538
DUNIWAY STOCKROOM CORP.
Page ix
Page Left Intentionally Blank

EMAIL: [e-mail]: (650) 965•0764
TOLL-FREE [US/CA]: (800) 446•8811
TELEPHONE: (650) 969•8811
48501 Milmont Drive • Fremont, CA 94538
DUNIWAY STOCKROOM CORP.
Page 1
Specifications
Operating Voltage Universal 100 V to 240 V AC @ 50 Hz to 60 Hz; 250 VA
Open Circuit Voltage* Operator Set 3500 to 7500 V DC
Polarity Posive (default)
Negave
Short Circuit Current* Operator Set 50 mA maximum
High Voltage Output Opons Two 10 kV Kings connectors
Two Fischer-style connectors
Overload Protection Fuse for input power
Automac power adjustment during Start Phase*
Automac shutdown for shorted output*
Display* Voltage 4 Red LEDs - 3 digits & polarity symbol (±X.XX)
Current 4 Red LEDs - 3 digits (XXX) with unit auto-range
Pressure 4 Red LEDs - 2 digits with exponent (X.X -X)
Pressure Units* Torr (default)
mbar
Pascal
Relay Rating Power 60 W / 120 VA (maximum)
Current 2 A (maximum)
Voltage 150 V DC or 300 V AC (maximum)
See "Appendix: Note on set point relays" for details
Dimensions Height 3.5 in. (89 mm)
Width 9.5 in. (241 mm)
Length 16.0 in. (406 mm)
Weight 6 lb. (2.7 kg)
Operating Environment Humidity 0 - 80 % (relave, non-condensing)
Temperature 0 °C to 40 °C
*Applies to each channel