Table of Contents
Advertisement
User manual
P/N 3-9008-507
4.3.3
Calibration options for the turbine meter
Daniel offers a standard six-point calibration (from 10% to 100%); or can provide other
customer requested calibration data.
Table 4-2: Standard calibration for a Daniel Liquid Turbine Meter
Calibration type
Linearity
Repeatability
4.3.4
Preamplifier power requirements
Table 4-3: Preamplifier power requirements
Power requirement
type
Pickoff
Dual channel
preamplifier
User manual
Description
NPS 1-2.5 ± 0.25%: Standard
NPS 1-2.5 ± 0.15%: Premium
± 0.02%
Description
•
Type: 2-wire reluctance
•
Resistance: 600-900 Ohms
•
Inductance: 250 mH max
•
Output: Sinusoidal 40mV p-p minimum @ minimum flow with
preamplifier load
•
Optional: 2, 3* or 4* pickoff coils *with dual LME
Inputs
Supply voltage: 10-30 VDC
Sensor type: Reluctance
Signal: Sine wave
Preamplifier sensitivity: 40 mV peak to peak minimum
Temperature range: -40 ºC to 85 ºC (-40 ºF to 185 ºF)
Outputs
Powered pulse output:
•
Type: Square wave
•
Frequency range: 0 to 5 kHz
•
Amplitude: 0 to 5 V
•
1000 Ohm internal pull-ups, 20 mA, max.
Variable voltage output:
•
Type: Square wave
•
Frequency range: 0 to 5 kHz
•
Amplitude: 0 to Supply voltage
•
1000 Ohm internal pull-ups, 70 mA, max.
USER MANUAL
Prepare the turbine meter for use
September 2020
www.Daniel.com
55
51
Advertisement
Table of Contents
