Desco 19493 Operation & Maintenance Manual Download Page 2

DESCO WEST

 - 3651 Walnut Avenue, Chino, CA 91710 • (909) 627-8178 • Fax (909) 627-7449

DESCO EAST

 - One Colgate Way, Canton, MA 02021-1407 • (781) 821-8370 • Fax (781) 575-0172 • Website: 

Desco.com

TB-3041

 Page 2 of 6

© 2009 DESCO INDUSTRIES, INC.

Employee Owned

Features and Components

DIGITAL STATIC FIELD METER

D. POWER Button:

 Press to turn the unit ON and OFF.

E. 4mm Stud:

 Use this stud to ground the Meter using 

a 4mm ground cord (not provided - any standard single 

wire wrist strap cord can be used).

F.  Battery Cover:

 Slide the cover down to open the 9V 

battery compartment.

CHARGER

Figure 2. Digital Static Field Meter features and 
components

A

B

C

D

FRONT VIEW

BACK VIEW

E

F

A. HOLD Button:

 Press to freeze the reading on the 

display.  Press again to return to normal measurement 

operation.

B. RANGE / ZERO Button:

 Press to select the 

measurement range.  Press and hold to zero the Meter.

C. Analog Output Jack:

 A low-voltage replica of the 

measured voltage is provided at this output.  The voltage 

at this output is 1/1000th (±2 kV range) or 1/10,000 (±20 

kV range) of the measured voltage.

FRONT VIEW

BACK VIEW

A

B

C

D

Figure 3. Charger features and components

A. Output Contact:

 The output contact is connected to 

an internal power source.  When the touch plate located 

underneath the unit is connected to ground, the output 

contact will provide a charge of the indicated polarity.  

The charger is designed so that an operator can press 

the rocker switch and touch the plate simultaneously 

with the fingers of the same hand.

Summary of Contents for 19493

Page 1: ...Charged insulators in the ESD protected area can adversely impact quality productivity and reliability When any object becomes electrostatically charged there is an electrostatic field associated with that charge If an ESDS ESD sensitive device is placed in that electrostatic field a voltage may be induced on the device If the device is then momentarily grounded a transfer of charge from the devic...

Page 2: ...K VIEW E F A HOLD Button Press to freeze the reading on the display Press again to return to normal measurement operation B RANGE ZERO Button Press to select the measurement range Press and hold to zero the Meter C Analog Output Jack A low voltage replica of the measured voltage is provided at this output The voltage at this output is 1 1000th 2 kV range or 1 10 000 20 kV range of the measured vol...

Page 3: ...p connection is utilized to achieve accurate measurements INSTALLING THE ISOLATED PLATE ASSEMBLY The Digital Static Field Meter s case has two slots along its sides The top slot is closest to the face of the instrument Slide down the tabs of the Conductive Plate plate into the top slot of the Meter s case as far as they go see Figure 4 BATTERY CHECK The battery should be replaced when BAT is indic...

Page 4: ...PERATING THE CHARGER The Charger has a momentary rocker switch that powers the unit Holding the switch forward backward supplies power to the output terminals POLARITY SELECTION The top of the rocker switch is labeled and the bottom is labeled To provide a POSITIVE voltage output touch the plate located underneath the charger and press the switch forward at the same time To provide a NEGATIVE volt...

Page 5: ...h the smallest practical amount of clean technical grade of isopropyl alcohol Then allow the instrument to air dry for several hours Specifications DIGITAL STATIC FIELD METER Measurement Range switch selectable Low Range 0 to 1 99 kV inch High Range 0 to 19 99 kV inch Measurement Accuracy Voltage Monitor Output 5 of reading 10 mV Voltage Display 5 of reading 2 counts Measurement Stability 10 count...

Page 6: ...ur Customer Service Department at 909 627 8178 Chino CA or 781 821 8370 Canton MA for a Return Material Authorization RMA and proper shipping instructions and address Desco will quote repair charges necessary to bring your unit up to factory standards Warranty Exclusions THE FOREGOING EXPRESS WARRANTY IS MADE IN LIEU OF ALL OTHER PRODUCT WARRANTIES EXPRESSED AND IMPLIED INCLUDING MERCHANTABILITY A...

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