Standard calibration for a Daniel Liquid Turbine Meter
Table 4-2:
Calibration type
Description
Linearity
NPS 3-24 ± 0.15%: Standard
NPS 3-24 ± 0.10%: Premium
NPS 3-24 ±0.07%: Premium
Repeatability
± 0.02%
4.3.4
Preamplifier power requirements
Preamplifier power requirements
Table 4-3:
Power requirement
type
Description
Pickoff
•
Type: 2-wire reluctance
•
Resistance: 600-900 Ohms
•
Inductance: 250 mH max
•
Output: Sinusoidal 40mV p-p minimum @ minimum flow with pream-
plifier load
•
Optional: 2, 3* or 4* pickoff coils *with dual LME
Dual channel
preamplifier
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.
Intrinsically safe
preamplifier
Inputs
Supply voltage: 13-25 Vdc @ ≤12 mA
Sensor type: Reluctance
Signal: Sine wave
Preamplifier sensitivity:
•
60 mVpp
•
10Hz - 1KHz (60mVpp)
•
10Hz - 3KHz (115mVpp)
•
10Hz - 5KHz (200mVpp)
Temperature range: -40 ºC to 85 ºC (-40 ºF to 185 ºF)
Prepare the turbine meter for use
48
Daniel Series 1500 Liquid Turbine Meter, NPS 3-24
Содержание daniel 1500 series
Страница 1: ...User manual P N 3 9008 515 Rev D July 2016 Daniel Series 1500 Liquid Turbine Meter NPS 3 through 24 ...
Страница 8: ......
Страница 12: ...Plan 2 Daniel Series 1500 Liquid Turbine Meter NPS 3 24 ...
Страница 64: ...Prepare the turbine meter for use 54 Daniel Series 1500 Liquid Turbine Meter NPS 3 24 ...
Страница 66: ...Install 56 Daniel Series 1500 Liquid Turbine Meter NPS 3 24 ...
Страница 72: ...Installation procedure 62 Daniel Series 1500 Liquid Turbine Meter NPS 3 24 ...
Страница 74: ...Testing 64 Daniel Series 1500 Liquid Turbine Meter NPS 3 24 ...
Страница 75: ...Part III Operate Operate User manual 65 ...
Страница 76: ...Operate 66 Daniel Series 1500 Liquid Turbine Meter NPS 3 24 ...
Страница 80: ...Maintain 70 Daniel Series 1500 Liquid Turbine Meter NPS 3 24 ...
Страница 101: ...Decommission the turbine meter User manual 91 ...
Страница 102: ...Decommission the turbine meter 92 Daniel Series 1500 Liquid Turbine Meter NPS 3 24 ...
Страница 103: ...Decommission the turbine meter User manual 93 ...