Danaher Veeder-Root 7990 Series Quick Start Manual Download Page 3

3

SPECIFICATIONS

General

Functions

Totalizer:

Eight digit capacity, programmable prescaler

(divide by 1 to 9999), X1 or X2 (count both
leading and trailing edge) logic; Front panel
or remote reset

Elapsed Time Indicator: Eight digit capacity; registers elapsed time

when signal input is held ON; Programmable
resolution of hours, tenths of hours,
hundredths of hours, minutes, tenths of
minutes or seconds; front panel or remote
reset

Hour Meter:

Eight digit capacity; registers hours in whole
units, tenths, or hundredths, non-resettable

*

Rate Meter:

Four digit capacity; time interval method with
prescaler (multiply by .0001 to 9999)
converts pulses to rate

Mechanical

Dimensions:

35.6 mm x 71.9 mm, x 33.3 mm deep

Panel Cutout Size:

66.8 mm x 33.2 mm

Panel Thickness:

2mm to 13mm

Depth Behind Panel:

20.7 mm

Display

Type:

Liquid Crystal Display

Height:

0.35" (9mm)

Number:

8 digits (4 digit in Rate Meter

mode)

Decimal Point:

Programmable from 0 to 4 places
(0 to 3 places for Rate)

Power Source:

Internal Lithium Battery

Battery Life:

Eight year typical life

Temperature Range:

0

°

 to +75 C

°

(+32

°

 to +167

°

 F)

Inputs

High Speed
Count Speed:

10 KHz, 50

µ

s min. high/low

pulse; for use with  TTL, CMOS,
Open Collector, NPN transistor or
magnetic sensor

Sensitivity:

Low Level Logic < 1.0 VDC

High Level Logic > 2.0 VDC

Maximum Voltage:

28 VDC

Low Speed
Count Speed:

40 Hz, 12ms min. pulse; for use
with isolated switch/relay contact

Sensitivity:

Low Level Logic < 1.0 VDC

High Level Logic > 2.0 VDC

Maximum Voltage:

28 VDC

Reset
Types:

Front panel button and remote
input through contact closure
between rear terminal pins 4 and
5. (Applies only when configured
for Count or Elapsed Time modes)

Min. Pulse Width:

0.5ms

PANEL MOUNTING

Install unit in panel cutout using gasket and hardware provided per the drawing below.

Note:  Do not overtighten screws.  Tighten only until gasket begins to compress.

Mounting
  Screws

2.83 in
72 mm

2.61 in

61 mm

1.40 in
36 mm 1.28 in

32,5 mm

0.715 in
18 mm

Panel Cutout
66.8mm x 33.2mm

Mounting
     Clips

   Gasket
1/32" Thick

*

Rate mode, model 799008-201 only

Summary of Contents for Veeder-Root 7990 Series

Page 1: ...ssory snap on adaptor modules The adaptor modules allow screw terminal wire connection and or accommodation of high voltage input signals for timing or counting applications Accessory panel adapters a...

Page 2: ...ifies programmed function Count Rate Timer Hour Meter Mode Indicators Large LCD Display Long Life Internal Battery Lithium cell provides continuous ON operation Nonvolatile data and program memory Rea...

Page 3: ...able from 0 to 4 places 0 to 3 places for Rate Power Source Internal Lithium Battery Battery Life Eight year typical life Temperature Range 0 to 75 C 32 to 167 F Inputs High Speed Count Speed 10 KHz 5...

Page 4: ...reset the present value in Count or Timer mode The Reset function will only be activated if the Reset Enable jumper is set to the ON position or if the rear terminal Reset Enable input pins 4 and 5 i...

Page 5: ...gic which indicates whether counting is done on only the falling edge 1 of the input or both the rising and falling edge of the input 2 Use the reset key to toggle between the two values Default is 1...

Page 6: ...splay resolution has been set depressing the stylus key will cause the unit to return to Operating mode S E C In Timer mode the unit accumulates time whenever the input is held active The reset button...

Page 7: ...Pulses per Display Unit 1 360 X 60 1 167 Gallons per hour can be displayed using a 20 pulse per gallon flow meter as the input by setting the Prescale Value according to the formula below Revolutions...

Page 8: ...mited solely to repair and replacement of products that fall within the foregoing limitations and shall be conditioned upon receipt by the Company of written notice of any alleged defects or deficienc...

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