Encore Electronics, Inc.

MODEL FL228 FREQUENCY TO VOLTAGE CONVERTER

Description

The Model FL228 is a wide band, analog frequency to voltage converter. It is a no frills unit with fixed frequency range and noise discrimination level. Externally-accessible trimpot controls allow adjustment of output offset and fullscale voltage. The unit is mechanically and electrically compatible with Encore's other FlexiLine DIN-rail mounted instrumentation.

Specifications

Input frequency signal: 0 to ±45V max, DC coupled

Input comparator: Factory-set fixed threshold voltage; two versions have front panel toggle switch to select 0mV or 300mV

Frequency range: Single range, factory settable from 100Hz to 40kHz

Minimum frequency: Operational range is from 5% to 100% of fullscale frequency

Voltage output: Up to 10VDC fullscale output, depending on version

Adjustments: Front panel trimpots for span and zero offset adjustment

Connections: Six wireclamp screw terminals accept wire sizes from 24-14 gauge

Mechanical: 2.9" x 3.1" x 0.9" plastic enclosure; mounts on standard 35mm DIN rail

Power: Unregulated 18-30VDC (24V nominal) or 10-16VDC (12V nominal) at 30mA

Standard versions: Consult factory for additional input/output ranges

Version Input
Range
Output
Range
Input
Threshold
Power
Supply
FL228 0-10 kHz 0-10VDC 0mV 18-30VDC
FL228-001 0-25 kHz 0-5VDC 0mV or 300mV
(F.P. switchable)
10-16VDC
FL228-002 0-10 kHz 0-5VDC 0mV or 300mV
(F.P. switchable)
10-16VDC
FL228-003 0-150 Hz 0-4.5VDC 1V (logic input) 10-16VDC
FL228-004 0-10 kHz 0-5VDC 0mV 10-16VDC
FL228-005 0-5 kHz 0-10VDC 1V (logic input) 18-30VDC
FL228-006 0-1 kHz 0-5VDC 300mV 10-16VDC
FL228-007 0-10 kHz -0.6 - 3.4VDC 1V (logic input) 18-30VDC
FL228-008 0-100 Hz 0-4.5VDC 1V (logic input) 18-30VDC
FL228-009 0-5 kHz 0-10VDC 1V (logic input) 18-30VDC
FL228-010 0-3 kHz 0-5VDC 1V (logic input) 10-16VDC
FL228-011 0-4 kHz 0-10VDC 300mV 18-30VDC
FL228-013 0-25 kHz 0-10VDC 1V (logic input) 18-30VDC
FL228-016 0-1 kHz 0-10VDC 2.5v (logic input) 18-30VDC
FL228-021 0-40 kHz 0-5VDC 1V (logic input) 18-30VDC
FL228-022 0-2 kHz 0-5VDC 0mV or 300mV
(F.P. switchable)
10-16VDC
FL228-023 0-2 kHz 0-10VDC 0mV 18-30VDC
FL228-025 0-450 Hz 0-10VDC 0mV 18-30VDC
FL228-026 0-1 kHz 0-10VDC 50mV 18-30VDC
FL228-027 0-10 kHz 0-5VDC 0mV 18-30VDC
FL228-028 0-16.67 kHz 0-10VDC 2.5v (logic input) 18-30VDC
FL228-030 0-2 kHz 0-10VDC 300mV 18-30VDC
FL228-031 0-25 kHz 0-5VDC 2.5V (logic input) 18-30VDC
FL228-032 0-180 Hz 0-10VDC 0mv 18-30VDC

 

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