2014 newest 72 type Enbeded SQL programmable three phase amper&volt combined meter

Place of Origin	Zhejiang, China		Brand Name	REHE
Model Number	RH-3UI		Measuring Current Range	0.5
Measuring Voltage Range	0.5		Measuring Resistance Range	0-9999
Measuring Capacitance Range	0-9999		Measuring Inductance Range	0-9999
Operating Temperature	-10°C ~+55°C		Dimensions	120*60

Specifications

1. Certificate: ISO, CE
2. Case Material: ABS
3. OEM available
4. support RS-485, Modbus-RTU
5. measuring range: 0-9999

  

Specifications

1. digital power meter measures voltage, current, power, power factor, kWh, kvarh

2. RS485/ Modbus

3. power quality analysis

RH-3UI digital Power Meter Features:

1. Suit for LV/ HV voltage system

2. Compact design with all real-time measurement

3. Consist of basic unit and optional modules

4. 10 years back-up of integrated energy data

5. Large LCD, high brightness, auto-scrolling

6. High accuracy, V or I is 0.5%, kWh is class 1

7. CT and PT programmable

8. Pluggable terminals, easy to install

9. Panel size: 96 x 96mm

10. Password protect

RH-3UI digital Power Meter Basic Function:

Provide one RS485 communication, measures and display real-time parameters:

1. Voltage—Ua, Ub, Uc, Uab, Ubc, Uca

2. Current—Ia, Ib, Ic, In

3. Active power – Pa, Pb, Pc, ∑P

4. Reactive power –Qa, Qb, Qc, ∑Q

5. Apparent power—Sa, Sb,Sc, ∑S

6. Power factor—PFa, PFb, PFc, ∑PF

7. Frequency

8. Active energy—kWh (4 quadrant)

9. Reactive energy– kvarh (4 quadrant)

10. Demand and Max. record for I, P, Q, S

11. Unbalance rate for U, I

12. Max./ Min. value

RH-3UI Digital Power Meter DI/ DO Modules:

1. 4 status input + 4 relay output

2. 8 status input + 2 relay output

3. 8 status input + 2 pulse output

4. Profibus communication module

RH-3UI Digital Power Meter Optional Function:

1. Up to 31st harmonic analysis, K factor, THD

2. SOE (event log)

3. One 4~20mA analog output

 

 

Dimension:customized	custom processing:Yes	Measuring range:0-9999
Model NO.: RH-3UI	accuracy class: 0.5	Installation:embedded
Brand name: REHE	Usage:high precision measurement of three phase voltage and current and frequency	Auxiliary power supply:DC 80V-270V, DC48V, DC24V, AC220V, AC380V, AC100V(V)
Performance Characteristics
High precision measurement measurement of three phase AC voltage and current and frequency
Provide the digital tube display, local data query
Programmable voltage ratio
Support for RS-485 communication, Modubus-RTU protocol
Support for switching input, output, analog quantity transmitting output
Auxiliary power supply:AC/DC 80V~270V, AC220V, AC380V, AC100V, DC48V, DC 24V
A variety of shapes, to meet the different requirements of the cabinet body electric circuit
Technical Index
Accuracy of measurement	Voltage level 0.5, current level 0.5, frequency ±0.2Hz
Singal input	Connection mode of three phase four wire, three phase three line
	Rated current of AC1A,AC5A
	Over load 1.2 times ( Continued ), 2 times / second ( instantaneous )
	Power consumption voltage <1VA/phase, current: <.0.4VA/phase
	Impedance voltage: >300KΩ  current: <20mΩ
	The frequency of 45~65Hz
Auxiliary power supply	AC/DC 80V~270V, AC220V, AC380V, AC100V
	Power consumption   <4VA
Function module	Communication interface 1 way RS-485 communication, Modbus-RTU protocol
	Baud rate: 1200~9600bps, the default 2400bps
	Switch input support 4 stem node input
	The switch output support 3 relay output, capacity: AC 250V/5A, DC 30V/5A
	Transmission output support 3 analog output: 0/4~20mA or 0~5/10V
Environment	Working temperature:-10°C ~+55°C
	Storage temperature:-25°C ~+70°C
	Relative humidity is less than 93%, no corrosive gas
	Elevation≤2500m
Safety	Insulation resistance >100MΩ
	AC withstand voltage AC 2KV
Electromagnetic compatibility	ESD level 4
	Electrical fast transient burst level 4
Selcction of Specification
Intelligent Digital Three phase Ampere and Voltage and Frequency Combined Meter(9999 display programmable)
Model NO.	Display	Frame size(mm)	Hole size(mm)	Remark
RH-3UI11	Digital Single-row LED	160*80	152*76
RH-3UI23	Digital Three-row LED	120*120	111*111
RH-3UI33	Digital Three-row LED	96*96	92*92
RH-3UI41	Digital Single-row LED	120*60	114*56
RH-3UI51	Digital Single-row LED	96*48	92*45
RH-3UI63	Digital Three-row LED	72*72	68*68
RH-3UI73	Digital Three-row LED	80*80	76*76
RH-3UI83	Digital Three-row LED	48*48	45*45
Extended Modules:
AC/DC power supply(switching power supply)$4
Modbus-RTU RS485 comm:$5
AO: $7 more for each stem node
DI: $4 more for each stem node
DO:$4 more for each stem node
“*” means unconventional products of our corporation
Order notes: Please write clearly the requested types, input signal and the functional modules, etc when purchasing. Others: Factory default settings (Use default setting if no instruction).

 

 

 

  

   

 

   

 

  

Frequently Asked Questions of Our Customers:

Q: What are we doing?
A: Renhe Electrical manufacturer here, specialized in DIGITAL PANEL METER (A V Hz Cos W Var Kwh Varh) for 12 years.

 
Q: What’s the advantage compared to other suppliers?
A: Competitive price with high quality of product and superior service. We have professional sales team, production team, researching team.

 
Q:How is our customer service?
A: all our sales representatives can speak fluent English, some speak French. They will answer all of your questions in 24 hours.

Q:What others can we offer?
A: Based on the wide product range, we offer the best One-Stop sourcing service. We will definitely save you a lot of time and money, and based on our huge quantity of shipment, we can get the best shipping service from the best forwarders. This will also help you to save a lot on the shipment.

Q:What is the MOQ of our products?
A:The MOQ for digital panel meter is 100 set.

 
Q:What is the payment of our company?
A. DP DA T/T L/C O/A is acceptable for us.