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Model | RD-50EK | |
Measurement function | DC voltage measurement, DC current measurement | |
A/D converting system | Successive comparison | |
Measurement range | ±5 VDC, ±10 VDC, 4 to 20 mA DC (selectable) | |
Display range | -19999 to +39999 | |
Measurement accuracy | ±0.03 % of F.S. (at ±5 VDC range), ±0.03 % of F.S. (at ±10 VDC range) ±0.05 % of F.S. (at 4 to 20 mA DC range) | |
Input | Impedance | 1 M? (for voltage input), 350 ? (for current input) |
System | Single-ended | |
Number of inputs | 2 | |
Sampling rate | 2,000 times/second | |
Display speed | 20 times/second | |
Display power | 7-segment 3-colour LED (character height: 15.24 mm) | |
Over-range alarm | FFFF is displayed | |
Control input | NPN open-collector or non-voltage contact signal | |
Control input | Timing input | |
Hold reset input | ||
Auto-zero input | ||
External setting input | ||
Controloutput | Setting method | 4 steps x 8 programmable setups (selectable) |
Signal | 5 x NPN (HH, HI, GO, LO, LL): 100 mA max. (40 V max.) | |
Response time | 1 ms (when average number 1)*1 | |
OFF-delay time | 60 ms (ON/OFF selectable) | |
Analogue output voltage | Output voltage | ±10 VDC |
Impedance | 100 ? | |
Response time | 1 ms (when average number 1)*2 | |
Interface | Control input by NPN open-collector ornon-voltage contact signal | |
Major functions | MDL, digital fi lter, auto-zero, offset, input, data processing (10 modes), tolerance limit storage (up to 8 sets), decimal point shift, error message display, etc. | |
Rating | Power voltage | 24 VDC ±10 %, Ripple (P-P) 10 % or less |
Current consumption | 270 mA or less | |
Environmental resistance | Ambient temperature | 0 to +50 °C |
Relative humidity | 35 to 85 % RH (No condensation) | |
Vibration resistance | 10 to 55 Hz, Double amplitude 1.5 mm, 2 hours in each of the X, Y, and Z directions | |
Weight | Approx. 700 g (excluding fi ttings) | |
*1 NPN output can easily be converted to PNP output by connecting the optional OP-5148 PNP output converter. *2 Requires 1.5 ms every second during self-compensation sequence to prevent temperature fl uctuations. |