Tonghui Th1778A Entitative Key + Foot Switch with 0Hz-2MHz DC Bias Current Source

• After-sales Service: Lifelong
• Warranty: 1 Year
• Product Name: Tonghui Th1778A Entitative Key + Foot Switch with
• Display: 480X272 16:9 24-Bit Truecolor TFT LCD
• Interface: Complete Grafic User Interface
• Range Mode: Auto
• Model NO.: TH1778A
• Control Mode for Start/ Stop: Start/Stop Entitative Key, 4 Foot Switches, Bus
• Max. Current Time for Continuous Loading: Keeping 2-3h, Continuous Output
• Voltage: AC 220V/110V
• Transport Package: Carton
• Specification: 55x45x40cm
• Trademark: CKT
• Origin: China
• HS Code: 9030339000
• Production Capacity: 2000 Sets Per Month

Product Description

Product Description

Features

Provide 0~20A of constant current output for single one
Support 6 machines at most and reach 120A of constant
current output
Extreme refined current step: when <1A, reach 5mA;
when <5A, reach 25mA; when <120A, reach 100mA
Adopting a new generation AC/DC superposition test theory to
adapt test requirements for high precision and high frequency
Current output mode: single current, step scan
Adopting new designed friendly graphical operation interface
and providing multiple operation practice
Providing real-time operation mode for all parameters and
settings without waiting
New file management system with easy, prompt and accurate
operation
Providing two kinds of SCPI command modes with good
adaptability
New foot control mode with 5 control modes
Excellent tailing capability and extendibility, additional slave
superposition depending on the demands
Offering dual-progress bar indication and corresponding small tools
Selectable Chinese and English interfaces

Model	TH1778A
Display	7" 800*600 RGB TFT LCD
Operation	Entitative key + foot switch
Supporting test  frequency	0Hz-2MHz
Current Range	0-±20A
Current	Range                                                   0mA-1.000A                                           1.000A-5.000A
	Step                                                      5mA                                                        25mA
	Sweep adjustment time                        4ms-3600s                                             10ms-3600s
	Minimum interval of                              5mA                                                         25mA sweep adjustment step
Range	1.000A/5.000A/20.0A
Maximum output  voltage	10V
Maximum  permitted DCR	Rmax=Vmax/I (Ω)(Calculation of Rmax, please refer to the description in user manual)
Maximum  permitted  inductance value	Lmax=Vmax/(di/dt) (mH)(Calculation of Lmax, please refer to the description in user manual)
Range mode	Auto
Control mode for  START/STOP	START/STOP entitative key, 4 foot switches, Bus
Max. current time  for continuous  loading	Keeping 2-3h, continuous output
Function	Fault self-inspection; 99 groups of custom profile management; dual-progress bar indication; Chinese and English; soft switching of slave machine; real-time operation; SCPI command set; simple dual-display computer.
LCR Compatible	Controlled by TH2829/TH2827/TH2830/TH2838
Interface	RS232, Slaver Link

Model	TH1778A
Display	Display	480×272 16:9 24-bit true color TFT LCD
	Interface	Complete graphic user interface
Operation		Resistor type touch screen + entitative key + foot switch
Current Step	0mA-1.000A	5mA
	1.000A-5.000A	25mA
	5.0A-120.0A	100mA
Supporting Test Frequency		0Hz-2MHz
Sweep Adjustment Time	0mA-1.000A	4ms-3600s
	1.000A-5.000A	10ms-3600s
	5.0A-120.0A	20ms-3600s
Minimum Interval of Sweep Adjustment Step	0mA-1.000A	5mA
	1.000A-5.000A	25mA
	5.0A-120.0A	100mA
Range	Host machine (TH1778A)	1.000A/5.000A/20.0A
	Slave Machine (TH1778AS)	20.0A
Maximum Output Voltage		35V (when outputting 1.000A. Fordifferent ranges, please refer to the user manual)
Maximum Permitted DCR		Rmax=  (Ω)(Calculation ofRmax, please refer to the description in user manual)
Maximum Permitted Inductance Value		Lmax=  (mH)(Calculation ofLmax, please refer to the description in user manual)
Range Mode		Auto
Control Mode for START/STOP		START/STOP entitative key, 4 foot switches, Bus
Max. Current Time for Continuous Loading		Keeping 2-3h, continuous output
Function		Fault self-inspection; 99 groups of custom profile management; dual-progress bar indication; Chinese and English; soft switching of slave machine; real-time operation; SCPI command set; simple dual-display computer.
Interface		RS232S,laverLink
Work Environment	Temperature	0ºC-55ºC
	Humidity	<90%RH
Power Requirement of Adapter	Voltage	AC  220V/110V(1±10%)
	Frequency	50Hz/60Hz(1±5%)
Power		≤60VA
Dimension(W×H×D)(mm)		Single one: 430×185×473(mm)(not including equipment cabinet)
Weight		Single one: 18kg(not including equipment cabinet)

Detailed Photos

Packaging & Shipping

 

Company Profile

Chuangkai Electronic Co., Ltd is leading company specialized in producing, developing & selling various types of measuring instruments and testing equipment, such as temperature data logger, LCR meter, DC resistance tester (micro ohm meter), digital power meter, power supply, transformer tester, battery tester, programmable DC electronic load, charger, temperature controller, tachometer, high voltage signal-amplifier, power amplifier, etc.

FAQ:
Q. How is your company's product after-sales service system?
A. The product warranty period is 12 months, we can provide lifetime maintenance. We have professional pre-sales and after-sales teams that can respond to you within 24 hours to resolve technical issues. We provide one-to-one after-sales service.

Q: Can you customize it?
A: Yes, we accept customization according to customer's specific requirements.

Q. How long is your lead time? If I want to customize instruments, how long will it take?
A. When order quantity is 1-10 units, we have ready stock goods, we can ship out within 3-5 working days after receipt of deposit; products required new production of common materials, usually the lead time is about 10-15 days; products requiring new production of special and rare materials, usually the lead time is about 20-30 days.

Q. What payment method do you accept?
A. Our company accept payment method of T/T (bank transfer), Western Union, PayPal and so on.

Q. What package do you use for your products? What shipping method do you use?
A.1. Our company use standard exporting carton for packing. 2. We ship via express courier (door to door service), by air, and by sea according to customers' requirements.

For more questions, please feel free to send inquiries to us.