LDPA MSYSTEM | Alldatasheet
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Technical content
MODEL: LDPA http://www.m-system.co.jp/ LDPA SPECIFICATIONS ES-1944 Rev.7 Page 1/3 Power Transducer Series L-UNIT PT TRANSDUCER (super-miniature size; self-powered; average sensing; RMS calibrated) Functions & Features
- Converting an alternating voltage from a potential (voltage) transformer into a standard process signal
- Minimum ripple
- No auxiliary power source required
- Isolation up to 2000 V AC
- High-density mounting Typical Applications
- Centralized monitoring and control of power line and power supply voltages measured at switch boards
- Monitoring abnormal voltage drops for detecting overload (2.36) 44 (1.73) (1.81) mm (inch) MODEL: LDPA–[1][2][3]
ORDERING INFORMATION
- Code number: LDPA–[1][2][3] Specify a code from below for each [1] through [3]. (e.g. LDPA-55/D/Q)
- Specify the specification for option code /Q (e.g. /C01/S01) [1] INPUT Voltage 5: 0 – 150 V AC (used within 90 – 150 V) 6: 0 – 300 V AC (used within 180 – 300 V) [2] OUTPUT Current G: 0 – 1 mA DC (Load resistance 5000 Ω max.) Voltage 3: 0 – 1 V DC (Load resistance 2000 Ω min.) 4: 0 – 10 V DC (Load resistance 20 kΩ min.) 5: 0 – 5 V DC (Load resistance 10 kΩ min.) [3] OPTIONS (multiple selections) Mounting blank: Surface /D: DIN rail Other Options blank: none /Q: Option other than the above (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 GENERAL SPECIFICATIONS Construction: Stand-alone; terminal access at the front Connection: M4 screw terminals (torque 1.2 N·m) Screw terminal: Nickel-plated brass (standard) or stainless steel Housing material: Flame-resistant resin (black) Isolation: Input to output Input waveform: Sine wave Overrange output: 60 – 120 % at 0 – 5 V Span adjustment: 95 to 105 % (front) INPUT SPECIFICATIONS Frequency: 50 or 60 Hz Input burden: 2 VA Overload capacity: 150 % of rating for 10 sec., 120 % continuous Operational range: 60 – 120 % of rating OUTPUT SPECIFICATIONS ■ OPERATION DIAGRAM 50 100 IN % OUT % 100 (60) Note: The described accuracy is not assured within 0 – 60% of the rating, though output signal exists.
MODEL: LDPA http://www.m-system.co.jp/ LDPA SPECIFICATIONS ES-1944 Rev.7 Page 2/3 INSTALLATION Operating temperature: -10 to +55°C (14 to 131°F) Operating humidity: 30 to 85 %RH (non-condensing) Mounting: Surface or DIN rail Weight: 150 g (0.33 lb) for surface mounting 170 g (0.37 lb) for DIN rail mounting PERFORMANCE in percentage of span Accuracy: ±0.5 % (at 23°C ±10°C or 73.4°F ±18°F, 45 – 65 Hz) Response time: ≤ 2 sec. (0 – 100 % ±1 %) Ripple: 1 %p-p max. Insulation resistance: ≥ 100 MΩ with 500 V DC Dielectric strength: 2000 V AC @1 minute (input to output to ground) Impulse withstand voltage: 1.2 / 50 μsec., ±5 kV (input to output or ground) CONNECTION DIAGRAM OUTPUT U v uFUSE VT LOAD SOURCE EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch) 60 (2.36) 72 (2.83) 80 (3.15) 32 (1.26) 44 (1.73) 9 (.35) 4–M4 SCREW 2–2.5 (.10) rad. 46 (1.81) 3 (.18) 26 (1.02) 60 (2.36) 80 (3.15) 44 (1.73) 52 (2.05) 9 (.35) 4–M4 SCREW SPAN ADJ. 46 (1.81) 8.5 (.33) 12.5 (.49) ■ SURFACE MOUNTING ■ DIN RAIL MOUNTING SPAN ADJ.
MODEL: LDPA http://www.m-system.co.jp/ LDPA SPECIFICATIONS ES-1944 Rev.7 Page 3/3 72 (2.83) 72 (2.83) min. 72 (2.83) min. 32 (1.26) M4 SCREW ■ SURFACE MOUNTING ■ DIN RAIL MOUNTING Specifications are subject to change without notice.