APU MSYSTEM | Alldatasheet

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MODEL: APU APU SPECIFICATIONS ES-1382 Rev.12 Page 1/6 http://www.m-system.co.jp/ Plug-in Signal Conditioners M-UNIT DC/FREQUENCY CONVERTER (field-configurable) Functions & Features

  • Providing a pulse rate output in proportion to DC input signal
  • Frequency range adjustable with a front-mounted 16- position rotary switch and potentiometer
  • Low-end cutout adjustable
  • Isolation up to 2000 V AC
  • High-density mounting Typical Applications
  • Totalizing applications in combination with a counter (1 .97) 127 (5) (3.15) mm (inch) MODEL: APU–[1][2]–[3][4]

ORDERING INFORMATION

  • Code number: APU-[1][2]-[3][4] Specify a code from below for each of [1] through [4]. (e.g. APU-61-B/Q)
  • Special input range (For codes Z & 0)
  • Output frequency range (e.g. 0 – 500 Hz)
  • Specify the specification for option code /Q (e.g. /C01/S01) [1] INPUT Current A: 4 – 20 mA DC (Input resistance 250 Ω) A1: 4 – 20 mA DC (Input resistance 50 Ω) B: 2 – 10 mA DC (Input resistance 500 Ω) C: 1 – 5 mA DC (Input resistance 1000 Ω) D: 0 – 20 mA DC (Input resistance 50 Ω) E: 0 – 16 mA DC (Input resistance 62.5 Ω) F: 0 – 10 mA DC (Input resistance 100 Ω) G: 0 – 1 mA DC (Input resistance 1000 Ω) H: 10 – 50 mA DC (Input resistance 100 Ω) Z: Specify current (See INPUT SPECIFICATIONS) Voltage 1: 0 – 10 mV DC (Input resistance 10 kΩ min.) 15: 0 – 50 mV DC (Input resistance 10 kΩ min.) 16: 0 – 60 mV DC (Input resistance 10 kΩ min.) 2: 0 – 100 mV DC (Input resistance 100 kΩ min.) 3: 0 – 1 V DC (Input resistance 1 MΩ min.) 4: 0 – 10 V DC (Input resistance 1 MΩ min.) 5: 0 – 5 V DC (Input resistance 1 MΩ min.) 6: 1 – 5 V DC (Input resistance 1 MΩ min.) 4W: -10 – +10 V DC (Input resistance 1 MΩ min.) 0: Specify voltage (See INPUT SPECIFICATIONS) [2] OUTPUT 1: Open collector (max. frequency 10 kHz) 2: 5 V pulse (max. frequency 10 kHz) 3: Relay contact (max. 130 pulses/min.) 4: Low frequency open collector (max. 130 pulses/min.) 5: Low frequency 5 V pulse (max. 130 pulses/min.) 6: 24 V pulse (max. 130 pulses/min.) 7: Middle range frequency open collector (max. 312 Hz) 8: Middle range frequency 5 V voltage pulse (max. 312 Hz) [3] POWER INPUT AC Power B: 100 V AC C: 110 V AC D: 115 V AC F: 120 V AC G: 200 V AC H: 220 V AC J: 240 V AC DC Power S: 12 V DC R: 24 V DC V: 48 V DC [4] OPTIONS blank: none /Q: With options (specify the specification) SPECIFICATIONS OF OPTION: Q (multiple selections) COATING (For the detail, refer to M-System's web site.) /C01: Silicone coating /C02: Polyurethane coating /C03: Rubber coating TERMINAL SCREW MATERIAL /S01: Stainless steel

MODEL: APU APU SPECIFICATIONS ES-1382 Rev.12 Page 2/6 http://www.m-system.co.jp/ GENERAL SPECIFICATIONS Construction: Plug-in Connection: M3.5 screw terminals Screw terminal: Chromated steel (standard) or stainless steel Housing material: Flame-resistant resin (black) Isolation: Input to output to power Zero adjustment: 0 – 5 % (front) Span adjustment: 50 – 100 % of range (front) Output frequency adjustment: Preselecting range with a rotary switch and fine control with span adjustment (50 – 100 %) Output pulse width adjustment:Three-turn screwdriver adjustment (front) Low-end cutout: 0 to 10 % (front); a red LED assists in adjusting the cutout point; turns on during the cutout. INPUT SPECIFICATIONS ■ DC Current: Shunt resistor attached to the input terminals (0.5 W) Specify input resistance value for code Z. ■ DC Voltage: -300 – +300 V DC Minimum span: 10 mV Offset: Max. 1.5 times span Input resistance Span 10 – 100 mV : ≥ 10 kΩ Span 0.1 – 1 V : ≥ 100 kΩ Span ≥ 1 V : ≥ 1 MΩ OUTPUT SPECIFICATIONS Note: For factory setting, maximum frequency of the selected range is used to determine pulse width. Pulse width is adjusted until the duty ratio becomes 50 % of the maximum frequency. If this value lies outside of the adjustable range, either maximum or minimum selectable value will be used. ■ Open Collector:

50 V DC @ 50 mA (resistive load)

Frequency range: 0 – 10 kHz ON pulse width: 40 μsec. – 0.8 msec. adjustable Saturation voltage: 0.6 V DC ■ Low Frequency Open Collector: Frequency range: 0 – 130 pulses/min. ON pulse width: 40 msec. – 0.8 sec. adjustable Saturation voltage: 0.6 V DC ■ Middle Range Frequency Open Collector: Frequency range: 0 – 312 Hz ON pulse width: 2 – 35 msec. adjustable Saturation voltage: 0.6 V DC ■ Relay Contact: 120 V AC @ 200 mA (cos ø = 1)

240 V AC @ 100 mA (cos ø = 1)

24 V DC @ 200 mA (resistive load)

Maximum switching voltage: 380 V AC or 125V DC Maximum switching power: 24 VA or 4.8 W Minimum load: 5 V DC @ 10 mA Frequency range: 0 – 130 pulses/min. ON pulse width: 40 msec. – 0.8 sec. adjustable Relay life: ≥ 5 × 107 cycles (mechanical) ≥ 105 cycles (electrical) ■ 5 V Pulse Frequency range: 0 – 10 kHz Low pulse width: 40 μsec. – 0.8 msec. adjustable High level: 5 V ± 10 % Low level: ≤ 0.5 V Load resistance: 600 Ω min. ■ Middle Range Frequency 5 V Pulse Frequency range: 0 – 312 Hz Low pulse width: 2 – 35 msec. adjustable High level: 5 V ±10 % Low level: ≤0.5 V Load resistance: 600 Ω min. ■ Low Frequency 5 V Pulse Frequency range: 0 – 130 pulses/min. Low pulse width: 40 msec. – 0.8 sec. adjustable High level: 5 V ± 10 % Low level: ≤ 0.5 V Load resistance: 600 Ω min. ■ 24 V Pulse Frequency range: 0 – 130 pulses/min. High pulse width: 40 msec. – 0.8 sec. adjustable High level: 24 V ±10% Low level: ≤ 0.5 V Load current: 30 mA max. Load resistance: 800 Ω min. SW No. SPAN RANGE MIN. (50%) MAX. (100%) 0 – 5 kHz 0 – 2.5 kHz 0 – 1.25 kHz 0 – 10 kHz 0 – 5 kHz 0 – 2.5 kHz

  • Open Collector, 5V Pulse 0 – 625 Hz 0 – 312 Hz 0 – 156 Hz 0 – 1.25 kHz 0 – 625 Hz 0 – 312 Hz 0 – 78 Hz 0 – 39 Hz 0 – 20 Hz 0 – 156 Hz 0 – 78 Hz 0 – 39 Hz A B 0 – 10 Hz 0 – 5 Hz 0 – 2.5 Hz 0 – 20 Hz 0 – 10 Hz 0 – 5 Hz C D E 0 – 1.25 Hz 0 – 36 pulses/min. 0 – 18 pulses/min. 0 – 2.5 Hz 0 – 1.25 Hz 0 – 36 pulses/min. F 0 – 9 pulses/min. 0 – 18 pulses/min.

MODEL: APU APU SPECIFICATIONS ES-1382 Rev.12 Page 3/6 http://www.m-system.co.jp/ SW No. SPAN RANGE MIN. (50%) MAX. (100%) Not Used Not Used Not Used Not Used Not Used Not Used

  • Middle Range Frequency Open Collector & 5V Pulse Not Used Not Used 0 – 156 Hz Not Used Not Used 0 – 312 Hz 0 – 78 Hz 0 – 39 Hz 0 – 20 Hz 0 – 156 Hz 0 – 78 Hz 0 – 39 Hz A B 0 – 10 Hz 0 – 5 Hz 0 – 2.5 Hz 0 – 20 Hz 0 – 10 Hz 0 – 5 Hz C D E 0 – 1.25 Hz 0 – 36 pulses/min. 0 – 18 pulses/min. 0 – 2.5 Hz 0 – 1.25 Hz 0 – 36 pulses/min. F 0 – 9 pulses/min. 0 – 18 pulses/min. SW No. SPAN RANGE MIN. (50%) MAX. (100%) 0 – 65 pulses/min. 0 – 32 pulses/min. 0 – 16 pulses/min. 0 – 8 pulses/min. 0 – 4 pulses/min. 0 – 2 pulses/min. 0 – 1 pulses/min. 0 – 0.5 pulses/min. 0 – 0.25 pulses/min. A B 0 – 8 pulses/hour 0 – 4 pulses/hour 0 – 2 pulses/hour C D E 0 – 1 pulses/hour 0 – 0.5 pulses/hour 0 – 0.24 pulses/hour F 0 – 0.12 pulses/hour
  • Relay Contact, Low-Freq. Open Collector & 5V Pulse, 24V Pulse 0 – 130 pulses/min. 0 – 65 pulses/min. 0 – 32 pulses/min. 0 – 16 pulses/min. 0 – 8 pulses/min. 0 – 4 pulses/min. 0 – 2 pulses/min. 0 – 1 pulses/min. 0 – 0.5 pulses/min. 0 – 0.25 pulses/min. 0 – 8 pulses/hour 0 – 4 pulses/hour 0 – 2 pulses/hour 0 – 1 pulses/hour 0 – 0.5 pulses/hour 0 – 0.24 pulses/hour INSTALLATION Power input
  • AC: Operational voltage range: rating ±10 %, 50/60 ±2 Hz, approx. 2 VA
  • DC: operational voltage range: rating ±10 % (ripple 10 %p-p max.) approx. 2 W (70 mA at 24 V) Operating temperature: -5 to +60°C (23 to 140°F) Operating humidity: 30 to 90 %RH (non-condensing) Mounting: Surface or DIN rail Weight: 350 g (0.77 lb) PERFORMANCE in percentage of span Accuracy: ±0.25 % Temp. coefficient: ±0.05 %/°C (±0.03 %/°F) Line voltage effect: ±0.1 % over voltage range Insulation resistance: ≥ 100 MΩ with 500 V DC Dielectric strength: 2000 V AC @1 minute (input to output to power to ground)

MODEL: APU APU SPECIFICATIONS ES-1382 Rev.12 Page 4/6 http://www.m-system.co.jp/ EXTERNAL VIEW Front Cover (open) Range Selector Pulse Width Adj. Low-End Cutout Monitor LED Low-End Cutout Adj. Span Adj. Zero Adj. EXTERNAL DIMENSIONS unit: mm (inch) 3456 2187 80 (3.15) 80 (3.15) (.79) 40 (1.57) 50 (1.97) 7.8 (.31) CLAMP (top & bottom) DIN RAIL 35mm wide2–4.5 (.18) dia. MTG HOLE 15 (.59) deep 8–M3.5 SCREW

  • When mounting, no extra space is needed between units. TERMINAL ASSIGNMENTS unit: mm (inch) 2187 12 (.47) INPUT RESISTOR (model: REM) Input shunt resistor attached for current input.

MODEL: APU APU SPECIFICATIONS ES-1382 Rev.12 Page 5/6 http://www.m-system.co.jp/ SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM Isolation Base Socket * Input shunt resistor attached for current input. INPUT 3 Volt. / Freq. Converter Output DriverR CUTOUT ADJ. S U(+) V(–) POWER Divider OUTPUT Low Drift Amplifier Z PULSE WIDTH ADJ. Low-End Cutout ROTARY SWITCH ■ Open Collector Output Connection Examples ■ Relay Contact

  • AC Powered ■ Voltage Pulse LOAD Relay or Counter Coil Varistor or Spark Quenching Circuit
  • DC Powered

2 LOAD

U APPLICATION EXAMPLES M Electro-Magnetic Flowmeter × 1 m3 Counter DC/Freq. Converter Model: APU ■ Integrating Flow Signal M × 1 t Counter DC/Freq. Converter Model: APU M Linearizer Model: JFX1 Weir Flowmeter

MODEL: APU APU SPECIFICATIONS ES-1382 Rev.12 Page 6/6 http://www.m-system.co.jp/ M Preset Counter DC/Freq. Converter Model: APU ■ Setting Ingredient Volume to be Blended in Actual Engineering Unit M Ry Ry M M DC/Freq. Converter Model: APU Preset Counter Liquid BLiquid A M Specifications are subject to change without notice.