Product Overview
Description
IBEST DW8 Single Phase Digital Power Coulo Meter
Multi-function / High & Low Alarm Output
1. Features of DW8 single phase coulo meter :
- Single phase Multi-function coulo-meter.
- Measuring object: voltage, current, power, power consumption, power factor, frequency, active energy, reactive energy.
- Current and voltage ratios set freely.
- Up to 3 alarm relays, contact capacity: AC 250V/3A or DC 30V/3A.
- With or without analog 4~20mA output.
- With or without RS485 communiation interface, modubus RTU protocol.
- Power supply: AC 90~260V 50/60HZ, power consumption<5VA.
- Applications: applied in electrical power systems for auto control, e. g.: single/three phase current/voltage/power consumption...etc for displaying and control.
2. Ordering Code:

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| Model and Type | Analog output | Alarm output | Communication | Input | Dimension | Buy | | DW8-R | Without | 1 alarm | Without | AV/AA/DA/AA input | 48H×96W×100Lmm | | | DW8-RR | Without | 2 alarm | Without | AV/AA/DA/AA input | 48H×96W×100Lmm | | | DW8-RRR | Without | 3 alarm | Without | AV/AA/DA/AA input | 48H×96W×100Lmm | | | DW8-RRR4 | Without | 3 alarm | RS485 | AV/AA/DA/AA input | 48H×96W×100Lmm | | | DW8-IR | 4~20mA (0~20mA, 0~10V) | 1 alarm | Without | AV/AA/DA/AA input | 48H×96W×100Lmm | | | DW8-IRR | 4~20mA (0~20mA, 0~10V) | 2 alarm | Without | AV/AA/DA/AA input | 48H×96W×100Lmm | | | DW8-IRR4 | 4~20mA (0~20mA, 0~10V) | 2 alarm | RS485 | AV/AA/DA/AA input | 48H×96W×100Lmm | | | |
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| 3. Technical Specifications: |
| Property project | Specific parameter | | Power supply | AC 90~260V 50/60Hz | | Measuring object | voltage,current, power, power consumption,powerfactor,frequency,active energy | | Dimension | 48H×96W×100Lmm | | Direct input range | Voltage:0~600V; Current: 0~5A, 0~10A | | Transformer | PT/CT can be set freely | | Measuring frequency | 0~2.5KHz | | Accuracy | Power/Power factor/Voltage:±0.5%F.S;Current: ±0.5%F.S;frequency:0~400Hz±Hz | | Alarm output | 3 alarm output configurable by user | | Sample speed | about 2 times/s | | Communication | RS485 modbus RTU protocol | | Insulation strength | AC 1500V / 1min (between terminal points and plastic case) | | Withstand voltage | 100 M ohm (DC 500V,between terminal points and plastic case) | | Ambient temperature | 0~50 C 35~85% RH | | Weight | 450g, G.W |
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4. Dimensions & Electrical Wiring Connections:

Our company is a professiona manufacutures of:
1, Sensors: inductive proximity sensor, capacitive proximity sensor, photo sensor, hall sensor, color mark sensor and analog sensor.
2, Digital meter: temperature controller, digital counter, digital timer, digital frequency/tacho/linespeed meter, digital panel meter, analog panel meter ...etc.)
3, Solid state relay: single phase and 3 phase
4, Rotary encoder and couplings
5, Various type of cable and connectors..etc.
6, Pressure transmitters.
7, Safety light curtain.
Welcome to contact us!
IBEST ELECTRICAL CO.LTD
wwwibestchinacom