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Product information page of Programmable Display V8 Series

V808CH series

  • 7.5 inches
  • TFT
  • 64K color
  • 2ch serial
  • CF
  • B USB
  • VGA



  • Ethernet


  • Specifications
  • Dimensions
  • System Configuration
  • Download
  • Models

Genneral Specifications

Power supplyRated voltage24 V DC
Permissible range of voltage24V DC±10%
Permissible momentary power failureWithin 1ms
Demand (maximum rating)10W or less
Inrush current20A, 2ms
Insulation resistance500V DC, 10MΩ or more
Physical environmentOperation ambient temperature0°C ? +40°C
Storage ambient temperature-10°C ? +60°C
Operation ambient humidity85%RH or less (without dew condensation, Max. wet bulb temperature: 39 or lower) *1
AtmosphereNot exposed to corrosive gas or conductive dust
Operation altitude2,000 meter or lower
Contamination level*2Level 2
MechanicalResistance to oscillationVibration frequency: 10?150Hz, acceleration: 9.8m/s2(1.0G) pulsating width: 0.075mm, X,Y,Z: 3 directions 1 hour each way
Resistance to shockPulse shape: half-sine, peak acceleration: 147m/s2(15G), X,Y,Z: 3 directions, six times each way
ElectricNoise proof1000Vp-p (pulse width 1 s, pulse rise time : 1ns)
Static dischargeComplies with IEC61000-4-2, contact: 6kV, air: 8kV
Installation conditionsGroundingGrounding resistance : Less than 100 ?, FG/SG separation
StructureProtection Structure (front panel):IP65-compliant (with interface cover, CF card interface cover, and LAN cover)
Cooling systemNatural air cooling
Dimensions W×H×D(mm)259.0×232.0×55.0(without the emergency stop switch)
Case colorBlack
  • *1 Keep wet bulb temperature under 39 to avoid an accident.
  • *2 Contamination level is an index that shows the incidence rate of conductive substance. At Level 2, only nonconductive substance is produced, but a temporary conductive state may occur due to dew concentration.

Paformance Specifications

Display specificationsScreen memory12.5MB4.5MB
Display deviceTFT color LCD
Resolution W:H(dots)640×480
Display size7.5 inches
Colors65,536 colors (without blinks)/ 32,768 colors (with blinks)
Backlight Auto OFFLit in normal (Set by the user)
Power lampLit in normal condition, blinks in alarm condition such as blowout of backlight bulbs
Contrast adjustmentFixed
Brilliance controlFixed
Number of characters1/4 size80 columns × 60 lines
1-byte80 columns × 30 lines
2-byte40 columns × 30 lines
Enlargement of charactersX: 1?8 times Y: 1?8 times
Touch switchSwitch resolutionAnalog: 1,024×1,024
Mechanical life1 million times or more
Surface treatmentHard coating, Non glare finish 5%
Function switchNumber of function switches12 switches(4 switches:External Output)
MethodMembrane switch
Mechanical Life1 million times or more
Emergency Stop SwitchMethodPush-lock type (contact b, dual-circuit)
Mechanical Life100,000 times or more
Rated Voltage24V DC
Rated Current1A(load resistance)
Key SwitchNumber of ContactsContact a, single-circuit
Mechanical Life250,000 times or more
Electrical Life100,000 times or more(switching frequency: 1,200 times/hour)
Deadman Switch
Method3-position (contact a, dual-circuit*)
Mechanical LifeOFF → ON: One million times or more
OFF → ON → OFF: 100,000 times or more
Rated Voltage24V DC
Rated Current1A(load resistance)
Deadman Switch
Mechanical Life1 million times or more
External interfaceTB2(Terminal Block)RS-232C, Asynchronous type, Data length : 7,8 bits,
Parity : even, odd, none, Stop bit : 1,2 bits,
Baud rate : 4800, 9600, 19200, 38400, 57600, 76800, 115200bps
TB3(Terminal Block)RS-422/485, Asynchronous type,
Data length : 7,8 bits,
Parity : even, odd, none, Stop bit : 1,2 bits,
Baud rate : 4800, 9600, 19200, 38400, 57600, 76800, 115200, 187500 *3bps
CF card interfaceCompatible with CompactFlashTM
EthernetComplies with IEEE802.3
Baud rate: 10Mbps, 100Mbps Cable: 100Ω Unsealed twist pair, Category 5, Max length: 100m
USBType A, Type B (Ver1.1)
Clock & Back up memoryBatteryCoin-type lithium primary battery
Back up memory(SRAM)512KB128KB
Back up period5 years (Ambient temperature 25°C)
Calendar accuracyGap±90 sec. per month (Ambient temperature 25°C)
  • *3 Only when connected with SIEMENS MPI.



Dimensions/Part names

( mm)

Side viewFront viewRear view
Side view ImageFront view ImageRear view Image
Bottom viewTop view
Bottom view ImageTop view Image
Part Names
  1. 1Display
  2. 2Power lamp
  3. 3Function switch
  4. 7CF card slot (CF)
  5. 8Dip switch
  6. 9Power supply
  7. 13100BASE-TX/10BASE-T port (LAN)
  8. 14USB-B (slave)
  9. 16Screw port for fixing USB cable lock
  1. 19Deadman switch
  2. 20Key switch
  3. 21OPERATION lamp
  4. 22External output switch
  5. 23Emergency stop switch
  6. 24Cable insertion slot
  7. 25Battery
  8. 26Terminal block(TB2)
  9. 27Terminal block(TB3)

System configuration of V8i series/V8 series

V8i series


V8 series


Download data of V808CH Series

ItemDescriptionLanguageUpdated dateFile size 
Hardware SpecificationsHardware specifications for V808CH series


Connection ManualThe connection and communication parameters for the V8 series and controllers are explained in details. 2201NE12Eng8/10/2012


CADCAD Data of V808CH seriesEng7/1/200911,582KBDownload

【Functional specification】

i:With built-in LAN port
None:Without built-in LAN port
Key switchDeadman switch
MethodExternal output
2None3-position1 contact
3Provided3-position1 contact
4None3-position2 contact