TSURUGA MODEL 471A
Quantity
Intergrating Digital Panel Meter (Analog Input)
- ¡ö Both 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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471A - ¡õ - ¡õ - ¡õ - ¡õ - ¡õ - ¡õ ¢Ù ¢Ú ¢Û ¢Ü ¢Ý ¢Þ ¢Ù Input specification
Code Measurement range Input resistance Max. allowable input 01 DC 0 to 10 mV More than 1 MΩ DC ± 250 V 02 DC 0 to 100 mV 03 DC 0 to 1 V 1 MΩ 04 DC 0 to 5 V 05 DC 0 to 10 V 09 DC 1 to 5 V 23 DC 0 to 1 mA 100 Ω DC ± 50 mA 29 DC 4 to 20 mA 12.4 Ω DC ± 150 mA 29R DC 4 to 20 mA 250 Ω DC ± 40 mA ¢Ü Comparative output
Code Output X None 2 With comparative output ¢Ý Analog output
Code description 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 ¢Þ Digital output
Code Optional Output X No output DN BCD (Open collector/NPN) E0 RS-232C E1 RS-485 General Specifications
Input signal DC 0 to 10 mV, 0 to 100 mV, 0 to 1 V, 0 to 5 V, 0 to 10 V, 1 to 5 V,
0 to 1 mA, 4 to 20 mAInstantaneous value Display of instantaneous value Display 1 or 2: 0 to 20000
Decimal point can be set in setting mode.
With zero suppress, Over display functionsScaling 20 to 20000 Resolution 1/20000 Display cycle 100 ms, 1 s or 5 s Accuracy ± (0.2 % of SPAN + 1 digit) at 23 ¡æ ± 5 ¡æ 45 to 75 %RH Temperature coefficient ± 200 ppm/°C Totalized value Display of totalized value Display 1: 0 to 999999 (lower 6 digits) with Over display
Display 2: 0 to 99999999
With zero suppress, Decimal point can be set in setting mode.Totalizing factor 20 to 99999
Totalized value for 1 hour with 100 % input.Initial value of totalization 0 to 999999 Accuracy ± (0.2 % + 1 digit) of rated value
Rated value: Theoretical value is the one totalized with continuous
100 % input.Display cycle 100 ms (fixed) Display 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 0 to 10 % Rated input x Cut-off 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, 50 ms, 10 msPause/Latch [Pause]
Display of instantaneous and totalized values, data output are retained. Count of totalizing is stopped.
[Latch]
Display of instantaneous and totalized values and data 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.
Data is retained for approx. 10 years.
No counting during electricity failure.Supply voltage AC 100 to 240 V, DC 24V 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