Long Time Memory
8MB built in memory for long time memory, up to 440 years.
MODBUS-RTU Communication
Photoelectrical isolated RS485 serial communication is available. Standard MODBUS-RTU protocol with reading and writing functions.
Screensaver
Recorder turns off the backlight of LCD and exit parameter setting screen when non-operation.
PC Support Software
Display data in digit and trend format, Export data as Excel format for further analysis, Print trend data by
Universal Input, 8 Points Max. Recording
PHOTOMOS isolated universal input, 10 types of thermocouples, 3 types of resistance bulb, DC voltage, DC current, mV,0-5Hz frequency input are available.
Math, Flow Totalizer Option
Math: addition: +, subtraction: -; multiplication: *; division: /; average; Max.; Min.
MODBUS-TCP/IP Ethernet
10/100M Ethernet port, support MODBUS-TCP/IP protocol, can be configurable with HMI, DCS etc flexibly
USB Drive, TF Card Data Transferring
Saved data transferred by USB flash drive directly, plug and play; CF card for extend memory transferring
| General Specification | |
| Power Supply | 100-240VAC, 47-63Hz; |
| Power Consumption | Maximum 25VA |
| Insulation | Power to ground > 1500VACPower to housing > 1500VAC |
| Keyboard | P/E, Left, Right, UP, Down |
| Materials | ABS for case and bezel |
| Terminal | M5 screw terminal |
| CPU | 32bits, high performance and integrated ARM |
| Mount Method | Panel Flush Mounted |
| Size/Mount Size/Mass | 195x145x60.5mm/lkg |
| Operation Temperature | Working Temperature:0-50degCRelative humidity; 10%-85%( now dew) |
| Transport /Storage | Temperature: -20-60℃Relative humidity : 5%-95%(nodew) |
| Input Specification | |
| Number of inputs | 1, 2, 3, 4,5,6,7,8 points |
| Input Signal | Thermocouple: 10 types (K,S,B,E,J,N,R,T,WRe526,WRe325)RTD-Resistance bulbs: 3 types(Pt100, CU50,CU100) Linear DC Voltage: (0-5VDC, 1-5VDC,0-10VDC) DC Current: (4-20mA, 0-10 mA) mV:0-20mV,0-60mV, 0-100mV, 0-500mV |
| Sample Rate | ＜1second |
| Scaling | -20000 to 20000 |
| CMR Ratio | 85-110dB |
| Temperature Shift | 50PPM |
| Photoelectrical Isolation | 1000VAC between channels ground400VAC between channels |
| Input Independence | 0-5VDC and 1-5VDC input: 500KΩ4-20mA input: 250 KΩ0-10mA input: 500KΩ Other signal input :20MΩ |
| Input Error Action | Max, Min, Hold |
| Display Specification | |
| Display | 7.0 inch, 320X240 TFT, Color LCD display |
| Life of Backlight | 50,000hours |
| Screensaver Time | 0-30000s, settable |
| Unit | 77 , settable and addable each channel |
| Display Contents | Reatime Trend DisplayIn horizontal, selected in the refreshment cycles of 1 to 3600secScale displayReatime Circular Chart Display Digitadisplay Single and multi channels display Bargraph Display History Trend Display History Circular Chart Display Printing Setting Display System Configuration |
| Recording Specification | |
| Memory Media | USB memory , FAT16 format |
| TF card for extended data transferring | |
| Memory | Flash memory |
| Memory Capacity | 8MB built in for long time record |
| Record Interval | 1 to 3600 seconds, settable flexibly |
| Record Time | Record time =45daysx record interval÷ channel numbers . Can record 1 day data at least, also for 440 years at most |
| Recording Method | Start recording when power on. Scenter recording when power off. |
| Data Save Cycle | Oldest data replaced by newest data accordingly when memory is full |
| Data Format | Binary format or cannot read or write |
| Optional Output Function | |
| Relay Alarm | up to 8 points, 220VAC/30VDC/3A, NO |
| RS232 print port | |
| USB | USB flash drive for data transferring |
| TF | TF card for extend data transferring |
| Auxiliary Power Supply | 24VDC, max.40mA for sensor and transmitters, up to 8 points built in |
| Communication | RS485,RS232 serial port, standard MODBUS-RTU Protocol |
| Flow Totalize | Flow totalize and batch totalize |
| Alarm Function | |
| Type of Alarm | High, Low, High-High, Low-Low limit |
| No. of Setting | Up to 4 alarms are settable for each |
| Alarm Indication | Alarm States is displayed in digital, trend, bargraph, circular chart. When alarm occurs, state flashing |
| Alarm output | Up to 8 points, 3A contact |
| Alarm Setting | Individual or common output |
| Communication Function | |
| Serial Communication | Photoelectrical isolated RS485 , communication port, read and write data and parameter, MODBUS-RTU |
| Ethernet | 10/100M Ethernet port communication, MODBUS-TCP/IP |
| Cable | RS485 shielded twisted pair cable |
| Print Function | |
| Print Port | RS232C comm. Port, Baudrate: 9600 |
| Printer | Dot-matrix mini printer; Ribbon Resolution: 60,120,240dots/line |
| Data Printed Type | History data, Real time data , history curve data, optional |
| Reference Performance | |
| Accuracy | 0.2 grade when RTD, linearvoltage, linear current and T.C input0.2%FS±2.0℃ when T.C input with cold junction compensation by internal part of recorder |
| Indication Resolution | 0.1℃ |
| Input Resistance | RTD: Current 2.5mA, three wire, max.10ohm per each wire.Thermocouple: not more than 1000Ω. |
| Clock | Clock accuracy: +-5ppm. After power off, Li battery for continual power supply. The validity of battery is 30days. |
| PC Support Software (Standard-supplied CD-ROM) | |
| O/S | Window 2000/XP, VISTA |
| Required Hard Disk Capacity | Free capacity of 30MB or larger required |
| Required Memory | 1GB or larger |
| Contents | The follows types are included as standard:1) Data Analysis Software It allows you to view the past recorded data in digit and curve format from data saved in recorder to USB flash drive It allows you to export the data as Excel format for further analysis It allows you to print the curve data by office printer 2) DCS configuration Software It allows you to view real time data in digit, curve format It can save the past data with same function with data analysis software. |
History Data Transferred to USB flash drive or TF card can be viewed to personal computer (Data analysis software)
History Data Transferred to USB flash drive or TF card can be viewed to personal computer (Data analysis software)
| Function | Code and Description | ||||||||||||
| KH4 |
|
|
|
|
|
| U- |
|
| KH400G Paperless Recorder | |||
| Channel No. | 01 |
|
|
|
|
|
|
| One Channel | ||||
| 02 |
|
|
|
|
|
|
|
| Two Channels | ||||
| … |
|
|
|
|
|
|
|
| …………… | ||||
| 08 |
|
|
|
|
|
|
|
| Forty-weight Channels | ||||
| LCD Color | GG- |
|
|
|
|
|
|
| Color TFT display | ||||
| Relay Alarm Output | N- |
|
|
|
|
|
| None | |||||
| 1- |
|
|
|
|
|
| 1 alarm: NO ,30VDC/3A, 220VAC/3A | ||||||
| 2- |
|
|
|
|
|
| 2 alarm: NO ,30VDC/3A, 220VAC/3A | ||||||
| …. |
|
|
|
|
|
| ………………………………… | ||||||
| 8- |
|
|
|
|
|
| 8 alarm: NO ,30VDC/3A, 220VAC/3A | ||||||
| Communication port
| N- |
|
|
|
|
| None | ||||||
| S1- |
|
|
|
|
| RS485 communication. Port, MODBUS-RTU | |||||||
| S3- |
|
|
|
|
| Ethernet communication. Port, MODBUS-TCP/IP | |||||||
| Printing | N- |
|
|
|
| None | |||||||
| P- |
|
|
|
| RS232 printing port for mini printer, WH-E20 mini printer as default. Please advise the printer no. if the mini printer is customized. | ||||||||
| USB function | N- | USB flash drive to download data to PC, free PC data analysis software offered | |||||||||||
| TF function | N- |
|
|
| None | ||||||||
| T- | TF card for extend data transferring automation. | ||||||||||||
| Flow totalizer with Temperature and Pressure compensation; Math | N- | None | |||||||||||
|
| F- | Flow totalizer accumulation with compensation; or Basic math: +, -, x, /, min, max, average | |||||||||||
| Power supply | N | 100-240VAC, 47-63HZ | |||||||||||
