Hioki RM3545A-1 Resistance Meter Single Channel
- Brand
- Hioki
- Model number
- RM3545A-1
- Category
- Resistance Meters
Resistance meter with 1 nΩ resolution and 1 A testing current, measuring 1 nΩ to 1200 MΩ with OVC and temperature correction; probe sold separately. Single-channel model.
Price and availability on request
Key features
- 0.045% basic accuracy, 1 nΩ max. resolution, 1A max. testing current
- Measure from 1 nΩ (testing current 1 A) to 1200 MΩ
- Equipped with advanced features, ensuring precise resistance measurement (OVC, temperature measurement, and correction function)
- High path resistance tolerance allows seamless integration into an automatic test system, eliminating concerns about wiring or contact resistance
- Advanced contact-check, comparator function, control, and communications features
Specifications
| Resistance range (13 ranges) | [Range, Maximum display value, Resolutions, Testing current (Measurement current) ] 1000 μΩ: 1200.000 μΩ, 1 nΩ, 1 A 10 mΩ: 12.000 00 mΩ, 10 nΩ, 1 A 100 mΩ: 120.000 0 mΩ, 100 nΩ, 1 A 1000 mΩ: 1200.000 mΩ, 1 μΩ, 100 mA 10 Ω: 12.000 00 Ω, 10 μΩ, 10 mA 100 Ω: 120.000 0 Ω, 100 μΩ, 10 mA 1000 Ω: 1200.000 Ω, 1 mΩ, 1 mA 10 kΩ: 12.000 00 kΩ, 10 mΩ, 1 mA 100 kΩ: 120.000 0 kΩ, 100 mΩ, 100 μA 1000 kΩ: 1200.000 kΩ, 1 Ω, 10 μA 10 MΩ 12.000 00 MΩ, 10 Ω, 1 μA 100 MΩ (100 MΩ range high-precision mode): 120.000 0 |
|---|---|
| Representative accuracy | (High mode, OVC function enabled, SLOW2, no zero adjustment) 1000 μΩ range: ±0.045% rdg ±0.010 % f.s. 10 mΩ range: ±0.045% rdg ±0.001 % f.s. 100 mΩ range: ±0.045% rdg ±0.001 % f.s. 1000 mΩ range: ±0.012% rdg ±0.001 % f.s. 1000 Ω range: ±0.006% rdg ±0.001 % f.s. |
| Testing current (Measurement current) | High mode: 1000μΩ (1 A) to 1000 MΩ (up to 1 μA) Low mode: 100 mΩ (100 mA) to 100 Ω (1 mA) Low power mode (LP): Low power measurement with measurement current and open circuit voltage down to 20 mV LP1000 mΩ (1 mA) to LP1000 Ω (5 μA) |
| Measurement speed | Representative value: FAST (2.3 ms) / MED (50 Hz: 22 ms, 60 Hz: 19 ms) / SLOW1 (102 ms) / SLOW2 (202 ms) PR10 mΩ range*: FAST (21 ms) / MED (50 Hz: 41 ms, 60 Hz: 37 ms) / SLOW1 (121 ms) / SLOW2 (221 ms) |
| Path resistance tolerance | (reference values) Path resistance between SOURCE B and SOURCE A (other than measurement target) Range: 100 mΩ or less (PR* mode off) : 2.6 Ω Range: 100 mΩ or less (PR* mode on) : 3.5 Ω Range: 1000 mΩ: 15 Ω Range: 10 Ω : 150 Ω Range: 100 Ω : 100 Ω Range: 10 kΩ : 500 Ω Range: 100 kΩ or greater: 1 kΩ |
| Maximum open-terminal voltage | Range: 1000 Ω or less: 8.0 V Range: 10 kΩ or greater: 20 V |
| Temperature measurement | Temperature Sensor (Z2001[included accessories]): -10.0℃ to 99.9℃ Analog input (Ex: Infrared thermometer): DC 0 V to 2.0 V |
| Multiplexer (built-in option)* *RM3545A-2 only | Multiplexer unit Z3003 Number of installable units：Max. 2 Maximum number of channels : 20 channels (4-wire method), 42 channels (2-wire method) Switching time : 30 ms |
| Multiplexer (external option) | Switch Mainframe Maximum number of channels (SW1001): 33 channels (4-wire method) Maximum number of channels (SW1002): 132 channels (4-wire method) Switching time：11 ms |
| Communication interfaces | LAN (TCP/IP, 10BASE-T/100BASE-TX), RS-232C (Max. 115200 bps, also used as printer interface), USB, EXT I/O (D-sub 37-pin, Analog output (D/A output voltage range: DC 0 V to 1.5 V ) |
| Functions | Contact check, Zero adjustment (within each range ±50% f.s.), Zero-adjustment-free accuracy guaranteed, OVC function, Contact improvement function (max. applied voltage: 5V; max. applied current: 10 mA), Low-power mode (maximum open voltage: 20 mV), Auto-hold function, Comparator, Temperature measurement function, Temperature correction (TC) function, Temperature conversion (ΔT) function, Statistical calculation function, Delay function, Averaging function, Saving panels (saving of measurement c |
| Power supply | 100 V to 240 V AC, 50 Hz/60 Hz, Rated power consumption: 40 VA max. |
| Normal power consumption (Reference value) | 16 W (Testting current 1 A, LCD on) |
| Dimensions and mass | RM3545A-1: 215 mm (8.46 in) W × 80 mm (3.15 in) H × 306.5 mm (12.07 in) D, 2.7 kg (95.2 oz) RM3545A-2: 215 mm (8.46 in) W × 80 mm (3.15 in) H × 306.5 mm (12.07 in) D, 3.4 kg (119.9 oz) |
| Contents | Power cord ×1, Temperature sensor Z2001 ×1, Male EXT I/O connector ×1, EXT. I/O connector cover ×1, Spare fuse (F1.6AH 250 V)×1, Start up guide ×1, Operating Precautions ×1, Instruction manual ×1 |
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| Order code | RM3545A-1 (Single-channel model) |
|---|---|
| Note | Measurement probe is not included with the unit, purchase separately if required. |
Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.
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