Wohler VIS 300 User manual

Contents
2
Contents
1General Information .............................. 5
1.1 Information about the operating instructions . 5
1.2 Notes ............................................................. 5
1.3 Proper use ..................................................... 6
1.4 Scope of supply ............................................. 6
1.5 Transporting .................................................. 7
1.6 Information on disposal ................................. 7
1.7 Manufacturer's address ................................. 7
2Important information .......................... 8
3Camera Models ................................... 10
4Technical data ..................................... 11
4.1 Monitor ........................................................ 11
4.2 Miniature Camera Head
(Wöhler VIS 200/250) .................................. 11
4.3 Miniature Camera Head
(Wöhler VIS 300/350) .................................. 12
4.4 Push rod ...................................................... 13
4.5 Electronic distance counter ......................... 13
4.6 Memory (Wöhler VIS 250 / 350) ................. 13
6Design and function ........................... 14
6.1 Video inspection system .............................. 14
6.2 Control panel ............................................... 16
6.3 Monitor ........................................................ 19
6.3.1 Adjusting the Color ...................................... 19
6.3.2 Transition from 16:9 Screen to 4:3 Screen .. 20
7Making settings via the camera menu ..
.............................................................. 20
7.1 Settings Wöhler VIS 250/350 ...................... 20
7.1.1 SETUP-Menü .............................................. 22
7.1.2 CALENDAR menu ....................................... 24
7.1.3 VIDEO MENU ............................................. 25
7.1.4 INFO menu .................................................. 26
7.2 Making settings: Wöhler VIS 300 ................ 26

Contents
3
US
7.3 Selecting the unit: Wöhler VIS 200 .............. 27
8Getting started .................................... 28
8.1 Rechargeable battery status and recharging28
8.2 Working position .......................................... 30
9Working with the camera ................... 30
9.1 Switching on the system and monitor .......... 30
9.2 Memory (Wöhler VIS 250 / 350) .................. 32
9.3 Inspection .................................................... 35
9.4 Information displayed on the monitor ........... 35
9.4.1 Displaying the position of the camera head
(Wöhler VIS 250/350) .................................. 35
9.5 Home Function (only Wöhler VIS 350) ........ 36
9.6 Video Record (Wöhler VIS 250 / 350) .......... 37
9.7 Video playback (Wöhler VIS 250 / 350) ....... 37
10 Images (Wöhler VIS 250 / 350) ........... 38
11 Delete a Video (Wöhler VIS 250 / 350) ..
.............................................................. 38
12 Transferring images and videos to a
PC (Wöhler VIS 250/350) .................... 39
13 Video Playback at PC
(Wöhler VIS 250/350)........................... 40
13.1 Installing the VLC viewer ............................. 40
13.2 Generating snapshots .................................. 40
13.3 Output directory for snapshots ..................... 41
14 Guide accessories .............................. 42
15 Faults ................................................... 43
16 Maintenance ........................................ 44
16.1 Regular maintenance ................................... 44
16.2 Changing the dome of the Camera Head
Wöhler VIS 300/350 ..................................... 44
16.3 Camera head ............................................... 44
16.4 Push rod ...................................................... 44
16.5 Monitor ......................................................... 44
17 Accessories......................................... 45

General Information
5
1 General Information
1.1 Information about the
operating instructions
Read these operating instructions carefully. They
will enable you to operate the Wöhler VIS 200/250
and VIS 300/350 safely. Keep this manual for your
information
This manual refers to different camera models.
Therefore it may include instructions which do not
apply to your camera. Those explanations which
do not mention one or more camera models ex-
plicitly, refer to all four models.
The Wöhler VIS 200/250 and Wöhler VIS 300/350
should be used by trained professionals for its
intended use only.
Liability is voided for any damages caused by not
following this manual.
1.2 Notes
WARNING!
Not following this warning can cause injury or
death.
ATTENTION!
Not following this note can cause permanent
damage to the camera.
NOTE!
Useful information

General Information
6
1.3 Proper use
The Camera is designed to visually inspect and
document the condition of pipes and shafts, for
example in flue gas systems, ventilation systems
as well as for inspecting underground pipes etc.
The device is designed to be used by trained pro-
fessionals only.
Any other use is considered improper use.
1.4 Scope of supply
Device
Scope of supply
Wöhler VIS 200 / 250
Wöhler VIS 300 / 350
Case
Push rod
Monitor
1 anti-slide-mat
NiMH battery
mini USB cable
(Wöhler VIS 250 /
350)
Wöhler
VIS 200/250/300
1 rechargeable bat-
tery 12 V NiMH
Wöhler VIS 350
2 rechargeable batter-
ies 12 V NiMH
Wöhler VIS 200 / 250
Miniature Camera
Head Color
Wöhler VIS 300 / 350
Pan & tilt color cam-
era head
5 replacement plastic
domes
Wöhler VIS 250 / 350
SD card 4 GB

General Information
7
1.5 Transporting
To avoid damage occurring during transport it is
imperative that the instrument is transported in the
original case designed for the purpose.
1.6 Information on disposal
Do not dispose of electronic equipment in domes-
tic waste. Dispose of electronic equipment in ac-
cordance with applicable environmental regula-
tions.
You may hand in any defective batteries taken out
of the unit to our company as well as to recycling
places of public disposal systems or to selling
points of new batteries or storage batteries.
1.7 Manufacturer's address
Wöhler Technik GmbH
Schützenstr. 41
33181 Bad Wünnenberg
Tel.: +49 2953 73-100
Fax: +49 2953 73-96100
Email: [email protected]
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176
TestEquipmentDepot.com

Important information
8
2 Important information
Eye protection
WARNING!
Never point a connected camera head at your own
or somebody else's eyes when the camera is
switched on. The LEDs are extremely bright and
can cause eye damage.
WARNING!
Guide the rod with due care and attention. As the
rod is made of flexible material, it can make whip-
ping movements if it slips. Protect your eyes in
particular.
Working environment
WARNING!
Only place the camera on firm level ground and
ensure a secure position of camera and user, es-
pecially when working in high altitude, e.g. when
working on the roof.
WARNING!
Make sure that the parts that you are going to in-
spect are no live parts.
CAUTION!
Protect the camera head against oil and acid.
Never use the camera head and rod to push ob-
structions.
Operating temperature
CAUTION!
Do not use the camera in temperatures above
40°C. High temperatures can damage the camera.

Important information
9
Resistance to water
CAUTION!
Only the camera head and the rod are waterproof.
Keep the camera system dry and away from wa-
ter!
Resistance to impacts
CAUTION!
The camera system is not impact resistant. Do not
throw or allow the case to fall!
Accessories
CAUTION!
Use only original Wöhler accessories and spare
parts!
Strong magnetic or electric
fields
NOTE!
Do not use the camera near television towers,
mobile radio equipment or other sources of mag-
netic or electric fields, as these may impair the
quality of the displayed image.
Extraneous influences
NOTE!
Extraneous influences such as static discharges
can cause the device to malfunction. If a malfunc-
tion occurs, switch the monitor off and on again.

Camera Models
10
3 Camera Models
Different camera models Wöhler VIS can be acquired. The difference between the mod-
els described in this version are as follows:
VIS 350
VIS 300
VIS 250
VIS 200
Camera head
Ø1 ½ "
pan & tilt
Ø 1 ½ "
pan & tilt
Ø 1 "
Ø 1½ "
integrated
transmitter
1
2
1
2
Position indica-
tor
Electronic meter
counter
Record video
Menu
Home function
Control panel
7 keys with
shift
5 keys
7 keys
1 key
Application
Flue gas lines Ø 2,4" and
larger with 87° bends (and
smaller)
Waste water lines of Ø 2,8"
and larger
Chimneys
Ventilation lines of Ø 2,4"
and larger
Analyse damage in Waste
water pipes of Ø 2,8 " and
larger
Flue gas lines Ø 2 ½ " and
larger
Ventilation lines of Ø 2 ½ "
and larger
Analyse damage in Waste
water pipes of Ø 2 ½ " up
to Ø 4.9”
1 The transmitter can be switched on and off in the menu, see chapter 9.2
2 When the camera is switched on, the transmitter will be permanently active.

Technical data
11
4 Technical data
4.1 Monitor
Fig. 1: Monitor
Description
Details
TFT display
7"/ 16:9 and 4:3 format
(Default 16:9)
Weight
14 oz
Dimensions housing
6,9 x 4,5 x 1,3 "
Video output
FBAS signal
Power supply
via camera system
Voltage
12 V
Operating tempera-
ture
32 ... 104 °F -
Storage temperature
- 4 ... 122 °F
Connection cable to
the camera system
79"
4.2 Miniature Camera Head
(Wöhler
VIS 200/250)
Fig. 2: Miniature Camera Head
Description
Details
Type:
1/3" COLOR CMOS
Light sensitivity
12V, Lux sec
Lens:
f = 0.09", F = 0.10"
Viewing angle:
120°
Light source:
12 white LEDs
Dimensions
Ø1" x 1 1/2 "
Frequency of the
transmitter integrated
in the camera head
8.9 kHz
Water protection
Waterproof according
to IP 68
(30 min, up to 30 m)
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176
TestEquipmentDepot.com

Technical data
12
4.3 Miniature Camera Head
(Wöhler
VIS 300/350)
Fig. 3: Camera Head pan & tilt
Fig. 4: Pan the camera head 360°
Fig. 5: Tilt the camera head 180°
Description
Details
Type:
1/3" COLOR CMOS
Light sensitivity
12 V, Lux sec
Lens:
f = 0.09", F = 0.10"
Viewing angle:
120°
Light source:
12 white LEDs
Dimensions
Ø1 ½ " x 2.4 mm
Frequency of the
transmitter integrated
in the camera head
8.9 kHz
Water protection
Waterproof according
to IP 67
(30 min, up to 1 m)

13
4.4 Push rod
Description
Details
Length:
787"
optional
1181"
Diameter
0.3 mm (VIS 3xx)
0.2 mm (VIS 2xx)
4.5 Electronic distance
counter
Description
Details
Resolution:
1.5"
Maximum Deviation
10 % of reading
4.6 Memory
(Wöhler VIS 250 / 350)
Description
Details
Memory card
If you are using a
memory card other
than the one included
in the scope of supply,
you must format it first
before you can use it
on a PC.
Max.
32 GB
Technology:
SD or SDHC
Velocity class:
2 - 10
Formatting:
For cards < 4 GB: FAT
or FAT32, others: FAT
32
Capacity
ca. 1h / GB
Resolution of the
video
640 x 480 (VGA)/
max. 30 fps
Video format
ASF (MPEG4)

Design and function
14
6 Design and function
6.1 Video inspection system
Fig. 6: Case (Wöhler VIS 350)
1
2
3
4
5
6
7
8
10
9
11
12
13
14

Design and function
15
Legend
1
Monitor
2
Monitor controls
-Brightness / contrast
- Color
3
Camera control
with record and play - function (Wöhler VIS 250 / VIS 350)
home function aligns the camera head to a straight position and menu for the
monitor settings (Wöhler VIS 350)
4
camera head, waterproof:
Wöhler VIS 300 / VIS 350: pan and tilt color camera head 40 mm Ø
Wöhler VIS 200 / 250 Miniature color camera head Ø 26 mm
5
Main power switch with the following functions:
- ON /OFF (system)
- Reset distance measurement
- Escape
- Delete (when SHIFT mode is activate)
6
Cardslot for memory card (Wöhler VIS 250 / 350)
7
Mini-USB-port (Wöhler VIS 250 / 350)
8
Power supply socket (18V/1,6A)
9
Video out
10
Accessory compartment 1
11
Rechargeable battery, extra (only Wöhler VIS 350)
12
Power supply
13
Rechargeable battery, in use
14
Accessory compartment 2
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176
TestEquipmentDepot.com

Design and function
16
6.2 Control panel
VIS 200
Fig. 7: Control Panel
Wöhler VIS 200
Control Panel Wöhler VIS 200 with ON/OFF-key
VIS 300
Fig. 8: Control Panel
Wöhler VIS 300
Control Panel Wöhler VIS 300 with ON/OFF-key
and control keys for the pan and tilt camera head
Wöhler VIS 250 / 350
Fig. 9: Control Panel
Wöhler VIS 250 / 350
Control Panel
Wöhler VIS 250 / 350

Design and function
17
The keys on the control panel have the following functions:
Wöhler VIS 200/250/300/350
ON/OFF key turns the whole camera system
on/off (monitor and camera head).
NOTE!
The ON/OFF key is framed by a green light
when the system is switched on and the battery
is charged.
The lower half of the light framing the ON/OFF
key flashes red during the recharging process.
Functions
The ON/OFF key
Press
Function
When the system is
switched off:
Briefly
Switch system on
When the system is
switched on:
Hold 2 seconds
Switch system off
When the system is
switched on:
Briefly
Reset distance coun-
ter
When the system is
switched on:
(Wöhler VIS 250 /
350)
Escape
Exit menu
Camera head operating keys
(Wöhler VIS 300/350)
Tilt the camera head 180°
Camera head operating keys
(Wöhler VIS 300/350)
Rotate the camera head 360°

Design and function
18
Wöhler VIS 250 / 350
VIDEO key
Start/stop recording video
SHIFT key
Activates the key functions depicted by green icons
on the top right corners of the keys.
NOTE!
When SHIFT MODE is activate, the SHIFT key
lights up and an S is displayed in the bottom mid-
dle of the screen.
Illumination key
Dimming function to set the brightness of the cam-
era head lighting.
NOTE!
There are three levels of brightness available to
increase or dim the intensity of the camera head
lighting. The brightness is increased each time the
user presses the ILLUMINATION key three times
in sequence. The fourth time the user presses the
key, the lighting returns to the lowest level of
brightness.
MENU key:
Make settings
PLAY key
Playback recorded videos
HOME key (only Wöhler VIS 350, Wöhler VIS
250: without function):
Aligns the camera head to a straight position –
displays view parallel to the ground above
+
+
+
+

Design and function
19
IMAGE key
Capture image / snapshot
NOTE!
Images are saved in .jpg format. It is possible to
display the images on a PC from the SD card.
DELETE key
Delete an image or video selected in PLAY mode.
6.3 Monitor
6.3.1 Adjusting the Color
Fig. 10: Monitor
With the keys ▼☼▲☼▲ the brightness can be adjust-
ed.
▼▼: darker ▲▲: brighter
With the keys ▼▲▲▼ the color intensity can be
adjusted.
▼▼: decreasing color intensity up to black and white.
▲▲: increasing color intensity
NOTE!
We recommend not to change the monitor set-
tings. It is also possible to do individual settings
which have influence of the video quality in the
menu of the Wöhler VIS 350/VIS 350 , see section
9.2.
+
+
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176
TestEquipmentDepot.com

Making settings via the camera menu
20
6.3.2 Transition from 16:9 Screen to 4:3 Screen
The screen format of the monitor can be changed from 16:9 to 4:3 or vice versa.
+
Switch off the camera system.
Press the left monitor key and the ON/OFF-key
of the camera at the same time.
The screen format of the monitor can be changed
from 16:9 to 4:3 or vice versa.
NOTE!
When inspecting tubes the 4:3 screen is recom-
mended, because the widescreen 16:9 may distort
the image.
7 Making settings via the camera menu
7.1 Settings Wöhler VIS 250/350
Fig. 14: ON/OFF key
Switch on the camera system: briefly press the
ON/OFF key at the bottom of the control panel.
When the device is switched on, the light fram-
ing the ON/OFF key lights up green. The video
image is displayed on the monitor after about 5
seconds.
Press the SHIFT key.
The green light framing the SHIFT key lights up
and an S is displayed in the middle at the bottom
of the monitor. This indicates that SHIFT mode is
active and the second functions marked in green
on the keys are enabled.
Press the Menu key
This manual suits for next models
4
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