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WIRELESS FLASH 

TRIGGER 

IO

 

TTL 

 

 

Operating Instructions 

 
 
Hensel-Visit GmbH & Co KG 

 

 

 

 

Document no. 900.0534.00 

www.hensel.eu 

Summary of Contents for IO TTL

Page 1: ...1 WIRELESS FLASH TRIGGER IO TTL Operating Instructions Hensel Visit GmbH Co KG Document no 900 0534 00 www hensel eu ...

Page 2: ...ose the IO to temperatures exceeding 45 C e g in the car Do not clean the IO with organic solvents or solvents containing alcohol In case the IO must be used by children or people with handicap a skilled user needs to provide detailed instructions on proper use Then the device should only be used with proper supervision Please observe the country specific regulations regarding proper disposal recy...

Page 3: ...election Synchronization and High Speed Synchronization Remote control Device Modeling light Power control Command Confirmation Test Function Beep Auto Power Off Factory Settings Added Functions 1 Energy Saving 2 Firmware Update IV Operating Types 9 10 Operation in TTL Mode through the lens automatic mode Operation in M Mode manual mode V USB Software Update 12 VI Specifications 13 ...

Page 4: ...3 Power Setting TTL Offset more less 4 Groups A B C 5 Test Key 6 Sync Key 7 Prop Key 8 Channel Beeper Key 9 Modeling Light Key 10 On Off Key 11 Control LED 12 USB Jack for Software Update 13 Mount for Flash Shoe 14 Battery Compartment 15 Flash Shoe Mounting Base Display all possible indicators they do not appear simultaneously 1 2 3 4 5 ...

Page 5: ...w ones IO On Off 1 On Press the On Off key 10 The LC display 1 lights contents are shown and the LED 11 flashes 2 Off Press the On Off key 10 longer minimum 2 s until the LC display 1 turns off Connecting a Camera 1 Switch off the camera and the IO 2 Slide the flash shoe 15 onto the flash shoe mount of the camera 3 Lock the IO with the foot lock 13 slide to the right until it locks into place 4 Sw...

Page 6: ...mode is shown in the Mode section on the display 1 2 Press the Mode key 2 to switch between TTL mode automatic and M mode manual 3 TTL Mode The camera specifies the light output of the flashes The ratio between the flash power of groups A B and C can be adjusted In this operating mode the keys 3 control the TTL Offset and not as classic the flash power Furthermore a TTL measurement can be saved an...

Page 7: ...n vary significantly from flash to flash The frequent use of HSS can possibly have a negative impact on the useful life of the flash tube this does not apply to Foris 1000 The use of short exposure times reduces the intensity of the flash and may result in minor color shifts Remote Control Device Control Modeling Light Control Power Control Hensel IO can remotely control any flash with integrated ...

Page 8: ...rdless if the beep function has been turned on or off 3 Some functions are not supported in certain situations If the applicable key is pressed no beep signal appears even if the beeper is switched on Auto Power Off 1 IO switches off automatically after 30 minutes of inactivity 2 After switching the IO on by pressing the On Off key 10 automatic switch off is activated again Factory Settings 1 Make...

Page 9: ...zed via radio remote Set the same radio channel on IO and the flashes Select the same group settings A B or C for all devices that are to be controlled simultaneously Press the test key 5 on IO to check the desired triggering Press the mode key 2 to switch between TTL mode and M mode manual Attention Always do mode changes on the IO and also directly on the flash device Operation in TTL Mode measu...

Page 10: ...ation are TTL mode synchronization on the first shutter curtain 1st Channel 1 Group A is selected for adjusting The relative light output of the flashes in group A is set at 1 2 f stops the one in group B is set at 2 0 f stops and the one in group C is set at 2 2 f stops The modeling light in group A and group B is switched on Please note Do not confuse the relative values with the exposure correc...

Page 11: ...usly Example for settings from IO display 1 in M mode 5 The corresponding settings of the display shown in this illustration are M mode synchronization on the first shutter curtain 1st Channel 1 group B is selected for adjustments If the power is adjusted for a selected group the power change will be displayed on the display in the section ENERGY as long as the group stays selected If a new group ...

Page 12: ...ted on the right side of the housing 6 Start the HENSEL_ioTTL_Updater_V114 exe 7 USb is indicated In the LC Display of the IO 8 Click on the download button the menu Open File opens 9 Then switch to the file that contains the saved FW update 10 Select the Update File and click on Open Now the update file is loaded in the IO TTL 11 After a successful update the words write verify appear in the stat...

Page 13: ...s A B and C Power Supply 2 x AAA batteries micro cells please do not use rechargeable batteries Operating modes TTL automatic or M manual TTL Functionality See sticker on the bottom of device Shortest Sync Time 1st or 2nd minimal 1 250s HSS up to 1 8000s depending on camera model Antenna Integrated in the housing Interfaces Multi contact camera shoe and micro USB B connector Accessories Carrying L...

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