Hitachi KP-M20 User manual

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KP-M20/M30
B/W CCD Camera
Operation Guide
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Table of Contents
1. General 1
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2. Composition 1
3. Specifications 1
4. Adjustment 3
5. Timing chart 5
6. External view 10
7. External sync 11
8. Connect cables 12
9. Optical system 13
10. Optional 14
11. Notes to users 17
Attachment ：Spectral sensitivity characteristic 19


1. General
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TheKP-M20/M30 are compact, lightweight, black and white cameras. The KP-M20 uses the
atest high grade 1/2-inch image size CCD and the KP-M30 uses the high grade 1/3-inch image
size CCD. The total pixel number of each CCD is 410,000(490,000 for CCIR).
Type：KP-M20N：EIA
KP-M20P：CCIR
KP-M30N：EIA
KP-M30P：CCIR
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2. Composition
1) Black and white camera (With IR cut filter) 1
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2) Operation manual 1
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3. Specifications
（１） Imaging device Interline CCD
No. of total pixels KP-M20N/M30NEIA :811(H)×508(V)
KP-M20P/M30PCCIR:795(H)×596(V)
Pixel size KP-M20N EIA:8.4(H)×9.8(V)μm
KP-M20P CCIR:8.6(H)×8.3(V)μm
KP-M30N EIA:6.35(H)×7.4(V)μm
KP-M30P CCIR:6.5(H)×6.25(V)μm
No. of effective pixels KP-M20N/M30NEIA :768(H)×494(V)
KP-M20P/M30PCCIR:752(H)×582(V)
（２） Sensing area KP-M20N EIA :6.45(H)×4.84mm(1/2 inch size)
KP-M20P CCIR:6.47(H)×4.83mm(1/2 inch size)
KP-M30N EIA :4.88(H)×3.66mm(1/3 inch size)
KP-M30P CCIR:4.89(H)×3.64mm(1/3 inch size)
（３） TV format EIA/CCIR
（４） Lens mount C-mount
（５） Flange focal distance 17.526mm(Not adjustable)
（６） Hor. Scanning freq. EIA:15.734KHz CCIR:15.625KHz
（７） Vert. Scanning freq. EIA:59.94HzCCIR:50Hz
（８） Sync system Internal/external (automatic switching)
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1

（９） Internal synchronization scanning system
2:1 interlaced
3. Specifications
The horizontal number: 525 lines (CCIR: 625lines)
fV=2fH/525 (CCIR: 625 lines)
（１０） External synchronization I/O
External switch selection. Set to Input at the factory.
Input: HD/VD 4〜6Vp-p NegativeFrequency deviation: ±１％
Impedance: 75 Ωor high impedance. (Switch selection)
Output: HD/VD 4〜5Vp-p Negative
Impedance: 100Ω
（１１） Video output 1.0Vp-p 75Ωunbalanced
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Video component: 0.7Vp-p
Sync component: 0.3Vp-p Negative
（１２） Resolution EIA: 570 TV lines (H) /485TV lines (V)
CCIR: 560 TV lines (H) /575TV lines (V)
（１３） Sensitivity 200Lx，F4 3200KMin Gain
（１４） Min. illumination 0.3Lx,F1.4 AGC, Gamma ON
（１５） S/N 60dB Min Gain
（１６） Electronic shutter 1/10000s, 1/4000s, 1/2000s, 1/1000s,
1/500s, 1/250s, 1/120s(CCIR),
1/100s(EIA), 1/60s(EIA), 1/50s(CCIR)
OFF: Normal exposure
External switch can be set. The Factory setting is OFF.
（１７）  Integration mode Field or frame External switch can be set.
The Factory setting is Frame.
（１８）Gamma Gamma=1.0 or correction External switch can be set.
The Factory setting is Gamma=1.0.
（１９）Gain selection AGC or Manual Gain settingExternal switch setting
The Factory setting is Manual Gain.
（２０） Power requirement DC12V±1V
（２１） Power consumption 1.4W approx.
（２２）  Ambient temperature and humidity Operating: -10〜50℃RH90% or less
Storage: -20〜60℃RH70% or less
Caution : For continued stable operation, the camera should be used under 40℃or
less when it is used continuously for extended period of time.
（２３） Anti-vibration 98m/s2(10 to 60Hz,amplitude: 0.98mm
constant 60 to 200Hz amplitude: variable)
(10 to 150Hz sweep: 1min, XYZ, 30min.)
（２４）Resistance to shock 686 m/s2(Drop test, once each top, bottom, left and right)
（２５）Dimensions 29(W)×29(H)×38.5(D)mm
（２６）Mass 55g approx.2

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4. NAME OF EACH SECTION
①VIDEOOUT/DCIN/SYNCconnector
This connectorisfora12VDCinput,acompositeVideo
signal(VS)outputandanexternalsyncsignalinput.
②Shutterspeed/modesettingDIPswitch
Switch 1to4：Selecttheshutterspeed
 Switch5：Selecttheframeorfieldintegration
Switch6：SelectγcorrectionON/OFF
Switch7：NC
Switch8：Selectthegain
Switch9：HD75Ωterminalselectswitch.
Switch0：VD75Ω terminalselectswitch.
③ManualGaincontrol
  Thisswitchcanbechangedintherangeofswitch0to14dBwhentheGAIN
switchissetto“M.GAIN”
④HD/VDinput-outputselectorswitch
  IN ：ExternalHD/VDinput
  OUT：InternalHD/VDout
p
ut
●Shutterspeed/modesettingDIPswitch
3
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4. NAME OF EACH SECTION
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5. Timing chart
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ＨＤ 91
140 77 22 311 756 140
B1
B40
D1
D18
B1
B2
B1
B40
69.84nsec
Optically
black
Hregister
transfarstop
Dummy
Hregister
Photosensingperiod
768
H BLK
154 (10.76us)
21
1.48us 70
4.93us 63
5.36us 756
Outputvideoperiod
63.5us
910
CCDpixeland
Hregisterarray
CCDoutputsignal
Compositvideosignal
ＫＰ-Ｍ20Ｎ/Ｍ30Ｎ CCDOUTPUTWAVETIMINGCHART
B3
811
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5

5. Timing chart
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91
140 91 22 310 741 140
B1
B40
D1
D18
B1
B2
B1
B40
70.48nsec 752
H BLK
167 (11.77us)
21
1.48us 70
4.93us 76
5.36us 741
64us
908
B3
795
ＨＤ
ＫＰ-Ｍ20P/Ｍ30P CCDOUTPUTWAVETIMINGCHART
CCDpixeland
Hregisterarray
CCDoutputsignal
Compositvideosignal
Optically
black
Hregister
transfarstop
Dummy
Hregister
Photosensingperiod
Outputvideoperiod
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5. Timing chart
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11H9H
KP-M20N/M30NTimingChart
Videoout
VD
BLK
494
492
5
3
1
11
9
7
17
15
13
21
19
CCDout
681
20H
HD
490
488
23
25
27
[ODDField]
XSG
CCDReadout
10H+42.3uS
486
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7

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8
11H9H
KP-M20N/M30NTimingChart
Videoout
VD
BLK
493
CCDout
20H
HD
491
489
6
4
2
12
10
8
18
16
14
22
20
24
[EVENField]
26
682
XSG
CCDReadout
9.5H+47.4uS
487
5. Timing chart

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9
17.5H
7.5H
KP-M20P/M30PTimingChart
Videoout
VD
BLK
582
CCDout
25H
HD
580
578
[ODDField]
6
14
1
5
3
1
11
9
7
17
15
13
XSG
CCDReadout
14.5H+43.5uS
5. Timing chart
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10
5. Timing chart
17.5H7.5H
KP-M20P/M30PTimingChart
Videoout
VD
BLK
581
CCDout
6
142
25H
HD
579
577
[EVENField]
6
4
2
12
10
8
18
16
14
XSG
CCDReadout
14H+48.6uS
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6. External View
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11
Mass：approx. 55g
Color：BLACK
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When operating the camera by external drives signals, connect sync drive signals (HD, VD) to the DC
IN l sync mode to the external
sync mode.
 Horizontal and vertical drive signal inputs
CCIR: f(V) = 50 Hz (f(V) = f(H) ÷312.5)
V
 I
12
/SYNC connector, then the mode is automatically switched from the interna
HD EIA: f(H) = 15.734 kHz ±1 %
CCIR: f(H) = 15.625 kHz ±1 %
VD EIA: f(V) = 59.94 Hz (f(V) = f(H) ÷262.5)
 Input level
HD 4 to 6 Vp-p negative
D 4 to 6 Vp-p negative
nput impedance 1 kΩ
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7. External synchronization (2:1 interlaced)
T=1/f(H)
 Vertical drive signal (VD)
HD)
Set HD and VD fallings edges to the same phase (0 ±5 µs)
 HD and VD phase relationship

 Horizontal drive signal (
Drive signal input waveform
VD
HD
A
pprox. 6.7 s
2〜6Vp-p
µ
A
pprox. 0.6ms(EIA); 0.5ms(CCIR)
2〜6Vp-p
T=1/f(V)

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●
HD/VD
8. CONNECTIONOFOPTIONS
Signal connection to DC IN/SYNC connector.
Signal connection to each pin
PINNO. Internalsyncmode Externalsyncmode
１ GND GND
2 +12V +12V
3 VIDEO（GND） VIDEO（GND）
4 VIDEO（Signal） VIDEO（Signal）
5 − H D（GND）
6 （H ） HD l）D OUT （Signa
7 （V ） VD l）D OUT （Signa
8 − GND
9 − −
10 − −
11 − −
12 − VD（GND）
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13
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1)Flange focal
・Image size: 1/3-inch
・The flange focal distance is 17.526mm(in air).
Note:
rface of the lens to the end of the screw side is
8mm or less.
2) Optical filler
IR cut filter removal
a) Remove two screws (1) shown in Fig., and filter holder (2) will come off.
b) Remove the IR cut filter (3) from filter frame (4).
c) Reinstall and secure filter holder (2) with two screws (1).
Caution
Prior to removing the optical filter, be sure to turn off the power.
* e focal point shortens by about 0.3mm when IR cutting filter is removed.
W
14
・Flange focal distance cannot be adjusted.
Select such a lens as the length (A) from the flange su
This camera is provided with an IR cut filter.
IR cut filter IRC650
Dimensions: 14 x 12 x 1.0t
Part code: XMD0006
9. Optical system
The flang
e will recommend the dummy glass of the optional to be installed.
(2) (3)
(1)
(4)

1)Tripod adaptor TA-F30 (23885AX)
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2)12-pin plug HR10A-10P-12S(01) Product code: 23810AX
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15
3)Junction box JU-F30 Product code: 23884AX
10. Optional
1
2
34567
8
9
10
12
11
Viewed from this side

4)Dummy glass ARC1214 Parts code: XMD0009
5)Camera cables
Mould type Assy type Shielded type
2m C-201KSM(23861AX) C-201KS(23856AX) C-201KSS(23872AX)
5m C-501KSM(23862AX) C-501KS(23857AX) C-501KSS(23873AX)
10m C-102KSM(23863AX) C-102KS(23858AX) C-102KSS(23874AX)
Specify assembly or shielded type at time of order.
(): Product code
・Voltage drop due to a cable is about 0.01V per meter.
・The H phase delays by about 5ns per meter.

・Attenuation of video signal due to used cable
Attenuation due to optional cables C-501KSM and C-102KSM is shown below.
Attenuation is proportionate to the cable length.
Characteristic impedance is kept at constant even at cable length change.
Cable Attenuation at 4MHz Attenuation at 7MHz
70dB/Km
Attenuation at
12MHz
90dB/Km
10. Optional
1
2
3
4567
8
9
10
12
11
(RED) WHT YEL (ORN)
(
WHT
)
(BLK)
BRN
GRY
BLU
YEL
YEL
WHT
length50dB/Km
1m 0.05 0.07 0.09
2m 0.1 0.14 0.18
5m 0.25 0.35 0.45

Attenuation due
to cable length(dB)
10m 0.5 0.7 0.9
The video bandwid 20/M30is up to approximately 12.5 MHz.
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16
th obtained by the KP-M
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11. Notes to users

 Co pply.
 Us e.
 Pr ower cable are correct ,
referring to the connection diagram


To protect CCD (sensor)
 Do not touch the glass surface of the CCD sensor to avoid det on in picture q
and s
 If the glass surface of the sensor should become dusty or dirty , remove dust or di lly with a
cotton-tipped applicator. Do not wipe the surface with dry clo per tissue to avoid possible

Protection of camera
Do not use or store the camera under direct sunlight , at a place exposed to rain or snow , or at a
place where flammable or corrosive gas is present.
When housing the camera in a camera case , use the utmost care regarding rise of internal
temperature.
hen casing the camera , the temperature normally rises by 10 to 20℃, compared with the outside air
temperature. The camera operates in the temperature range from -5 to 45℃. If the camera is used
or left in high temperature environment for hours , the life of the camera may be shortened.
Do not drop the camera. Do not apply strong shock or vibration to the camera.
Before connecting or disconnecting a connector , turn off the camera and be sure to hold connector
body to connect or disconnect the connector.


 Mutual interference noise can occur if multiple cameras are arranged in close proximity. Separate
the cameras to the extent possible.
are installed directly into other equipment , external noise can prevent a normal
ample care when installing and arranging.

 regions using 50 Hz power line frequency , flicker can appear on the monitor screen from light
nt or mercury. In such cases , release the auto electronic shutter.



17
Power supply
nnect a 12V DC voltage (11 to 13V) from an external regulated DC power su
e a stable power supply without ripple and nois
ior to turning on the power switch , check that the polarities of the p

eriorati uality due to dirt
cratches.
rt carefu
th or pa
damage to the glass surface by static electricity.



W


Camera arrangement 
When camera units
picture. In such cases , shield the camera units.
The camera can be damaged by static electricity. Use

Auto electric shutter 
In
sources such as fluoresce



11. Notes to users

Phenomena inherent to CCD imaging device 
 oming
In through





ntire

of camera , the more this fixed pattern noise appears.

hen fine patterns are shot , moire may be displayed.

he CE mark is required when exporting to Europe. Obtain the necessary authorization for the
ustomer’s system. Enclose the camera in a shielded case and use shielded cable.







18
Following are phenomena inherent to a CCD imaging device , and not defects.
Smear and blo
When strong light (lamp , fluorescent lamp , reflected light , etc.) is shot , pale bands are displayed
vertically above and below the light.
this case , change the angle of the camera so that such strong light does not enter the camera
the lens.


Fixed pattern noise 
When the camera is operated in a high temperature , fixed pattern noise may appear on the e
screen.
The higher the sensitivity

Moire
W
T
c




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