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Welcome to wziep.com!
Welcome,my friend! Glad to introduce RH-F21HOT china digital frequency meter HZ
If you have any questions, please don't hesitate to ask me.
Dimension:customized | custom processing:Yes | Measuring range:0-9999 | ||
Model NO.: RH-F | accuracy class: 0.5 | Installation:embedded | ||
Brand name: REHE | Usage: high precision measurement of three phase power factor | Auxiliary power supply:AC/DC 80V-270V, DC48V, DC24V, AC220V AC220V AC100V | ||
Perfomance Characteristics | ||||
High precision measurement of single phase AC frequency | ||||
Provide the digital tube display, local data query | ||||
Current and voltage gain programmable settings | ||||
Support for RS-485 communication, Modbus-RTU protocol | ||||
Support for switching input, output, analog quantity transmitting output | ||||
Auxiliary power supply: AC\DC 80V-270V, AC220V, AC380V, AC100V, DC48V, DC24V | ||||
A variety of shapes, to meet the different requirements of the cabinet body electric circuit | ||||
Technical Index | ||||
Accuracy of measurement | Frequency +/- 0.2 Hz | |||
Singal input | Connection mode of single phase | |||
Rated voltage of AC57.7V,AC100V,AC220V,AC380V | ||||
Rated current of AC 1A, AC 5A | ||||
Over load:voltage of 1.2 times( Continued ), 2times / second ( instantaneous ) | ||||
Current of 1.2 times( Continued ), 10times / 5second ( instantaneous ) | ||||
Power consumption voltage: <1VA/ phase, current <0.4VA/phase | ||||
Impedance:Frequency >300KΩ | ||||
Auxiliary power supply | Working range of AC\DC 80V-270V,AC220V,AC380V,AC100V,DC48V,DC24V | |||
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:AC250\5A,DC30V\5A | ||||
Transmission output support 3 analog output:0\4-20mA or 0-5\10V | ||||
Environment | 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 AC2KV | ||||
Electromagnetic compatibility | ESD level 4 | |||
Electrical fast transient burst level 4 | ||||
Surge level 4 | ||||
Selcction of Specification | ||||
Single and three phase active power meter(9999 display programmable) | ||||
Model NO. | Display | Frame size(mm) | Hole size(mm) | Remark |
RH-F11 | Digital Single-row LED | 160*80 | 152*76 | |
RH-F21 | Digital Single-row LED | 120*120 | 111*111 | |
RH-F31 | Digital Single-row LED | 96*96 | 92*92 | |
RH-F41 | Digital Single-row LED | 120*60 | 114*56 | |
RH-F51 | Digital Single-row LED | 96*48 | 92*45 | |
RH-F61 | Digital Single-row LED | 72*72 | 68*68 | |
RH-F71 | Digital Single-row LED | 80*80 | 76*76 | |
RH-F81 | Digital Single-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. | ||||
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Introduction of company
Yueqing Renhe Electrical Co., Ltd. is located in Yueqing City.
Our company is specialized in the development, manufacture, marketing and after-sales service of intelligent digital display meters, multinational electrical meters and electric measuring transmitters.
Our company has an excellent design team and a highly efficient management team. We have strict internal management systems and highly talented technicians who have rich working experience in the business of digital display meters.
In addition, we have set up several departments, including R&D, Production, Sale and Service. We always insist on the spirit of "unceasing innovating makes ,Rehe brilliant". Thus, our corporation has won the trust and compliments from customers.
We are looking forward to good cooperation with partners at home and abroad to create a glorious future.
Certificate
Our factory can give you more services we can provide. 1.professional design 2.OEM support 3.low MOQ 4.fast delivery 5.door to door service.
I hope we can establishing business relation with you!
Seller Service
On-time Delivery .If you do not receive your purchase within 20 days,
you can ask for a full refund before order completion (when you
click ‘Confirm Order Received’ or exceed confirmation time frame).
Why choose us ?
Our advantages
1.OEM available.Experienced intelligent digital meters product supplier
2.Professional design team and sales department for your service.100% test for air pressure and inspection for product appearance before shipment
3.Alibaba golden supplier , factory recognized by CE/FSC/ISO9001 and so on
4.7/24 Service for you , all the quotation will be dealed within 24
hours .
5.Location advantage: Nearby Ningbo port, the second largest
port in China, convenient transportation and low cost, and close to Shanghai,
convenient for customers to visit our factory.
6.Strict Requirement :Our company always insist on these principles “Do serve
every user sincerely.Do win more market shares based on mutual benefit.Do keep
innovation to promote ourselves”.
FAQ
Q: What are we doing?
A: Renhe Electrical manufacturer here, specialized in DIGITAL PANEL METER (A V Hz Cos W Var Kwh Var h) 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 this product is 1 sets.
Q:What is the payment of our company?
A. DP DA T/T L/C O/A is acceptable for us.
