TSURUGA MODEL 471B
Quantity
Integrating Digital Panel meter (Pulse Input)
- ¡ö Instantaneous measurement value like flow rate and totalized value can be displayed.
- ¡ö LCD display with large and clear characters.
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¡ö Power supply can be selectable:
Free AC voltage or DC 24 V or DC 110 V. - ¡ö Protection rank of front panel is IP65
- Model Designation
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471B - ¡õ - ¡õ - ¡õ - ¡õ - ¡õ ¢Ù ¢Ú ¢Û ¢Ü ¢Ý ¢Û Comparative output
Code Output X None 2 With comparative output ¢Ü Analog output
Code description Allowable load resistance X No output --- 04 DC 0 to 5 V More than 1 kΩ 05 DC 0 to 10 V More than 1 kΩ 09 DC 1 to 5 V More than 1 kΩ 29 DC 4 to 20 mA Less than 510 Ω ¢Ý Digital output
Code Optional Output X No output DN BCD (Open collector/NPN) E0 RS-232C E1 RS-485 General Specifications
Measurement input Non-voltage contact, Open collector (NPN /PNP)
Voltage pulse, DC 2 wire-systemInstantaneous value Display of instantaneous value Display 1 or 2: 0 to 999999
Decimal point can be set in setting mode.
With zero suppress, Over display functionsDisplay cycle 100 ms, 1 s or 5 s Pulse conversion 1 x 10-6 to 1000 Unit of time hr, min, sec Display accuracy ± (0.05 % + 1 digit) at 23 ¡æ ± 5 ¡æ 45 to 75 %RH Temperature coefficient ± 200 ppm/¡æ Totalized value Display of totalized value Display 1: 0 to 999999 (lower 6 digits) with Over display
Display 2: 0 to 99999999
100 msPulse coefficient 1 x 10-9 to 9999 Initial value of totalization 0 to 999999 Display cycle 100 ms Input frequency HF range: 0.01 Hz to 1 kHz Pulse width 50 μs
MF range: 0.01 Hz to 100 Hz Pulse width 5 ms
LF range: 0.01 Hz to 20 Hz Pulse width 25 msDisplay Display 1: Red or Green LCD Character height: 15.2 mm
Display 2: White LCD Character height: 7.6 mm
With no display functionCut-off time 0.1 to 199.9 s Synchronized totalized pulse output (P.O.) As totalized value is counted up¡¢the pulse output is obtained.
Output signal: Open collector output(NPN) DC 30 V 200 mA
Pulse width: 100 ms, 5 ms, 50 μsPause/Latch [Pause]
Display of instantaneous and totalized values, data output are retained. Count of totalizing is stopped.
[Latch]
Display and data output of instantaneous and totalized values, and output are retained. Count of totalization and P.O output are continued.Reset Reset of totalization Power failure compensation Measurement data is held in nonvolatile memory.
Date is retained for approx. 10 years.
No counting during electricity failure.Supply voltage AC 100 to 240 V, DC 24 V or DC 110 V Voltage tolerance of power supply AC 90 to 250 V, DC 24 V ± 10 %, DC 100 to 170 V Power consumption AC 100 V: Approx. 11 VA, AC 220 V: Approx. 15 VA
DC 24 V: Approx. 250 mA, DC 110 V: Approx.50 mAOperating ambient environment 0 to 50 ¡æ Storage temperature -20 to 65 ¡æ Outer dimension 90 (W) x 48 (H) x 133.3 (D) mm Weight Approx. 300 g Protection Front operation unit: IP65
Rear case: IP20
Terminals: IP00Installation Using special bracket