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3

 

Connection information

 

WARNING

 

The information in this section is intended for qualified service personnel. Do not 
attempt to perform this procedure unless qualified to do so.

Do not exceed the maximum specifications for the Model 7700.

 

Connections to DMM functions are provided through the card backplane connector.

• Current provided for through two protected channels (Channels 21 and 22). 

• INPUT connections.

• SENSE (

 

Ω

 

4 Wire) connections.

• AMP and LO common connections to the DMM are also provided.

 

Figure 2

 

Model 7700 screw terminal channel designations

 CH7
H     L

 CH8
H     L

 CH9
H     L

CH10
H     L

H     L
CH21

H     L
CH22

AMPS

LO

H     L
CH11

H     L
CH12

H     L
CH13

H     L
CH14

H     L
CH15

H     L
 CH16

H     L
CH17

H     L
CH18

H     L
CH19

H     L
CH20

INPUT SENSE

H    L     H    L

 CH1
H     L

 CH2
H     L

 CH3
H     L

 CH4
H     L

 CH5
H     L

 CH6
H     L

SENSE

(OHMS, 4 WIRE)

INPUT

(V,2 WIRE)

INPUT

 H   L

SENSE

 H   L

CH1

H  L

CH2

H  L

CH3

H  L

CH4

H  L

CH5

H  L

CH6

H  L

CH7

H  L

CH8

H  L

CH9

H  L

CH10

 H  L

Cable tie holes

Cable tie holes

H    L

CH21

H    L

CH22

AMPS

LO

H    L

CH11

H    L

CH12

H    L

CH13

H    L

CH14

H    L

CH15

H    L

CH16

H    L

CH17

H    L

CH18

H    L

CH19

H    L

CH20

Содержание 7702

Страница 1: ...Model 7700 7702 and 7703Multiplexer Modules User s Guide PA 695 Rev C 8 03 A G R E A T E R M E A S U R E O F C O N F I D E N C E...

Страница 2: ...CT INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OF ITS INSTRUMENTS AND SOFTWARE EVEN IF KEITHLEY INSTRUMENTS INC HAS BEEN ADVISED IN ADVANCE OF THE POSSIBILITY OF SUCH D...

Страница 3: ...that a shock hazard exists when voltage levels greater than 30V RMS 42 4V peak or 60VDC are present A good safety practice is to expect that hazardous voltage is present in any unknown circuit before...

Страница 4: ...electric shock and fire replacement components in mains circuits including the power transformer test leads and input jacks must be purchased from Keithley Instru ments Standard fuses with applicable...

Страница 5: ...s manual Not valid INSERTION LOSS 50 Source 50 Load w Internal DMM w o Internal DMM 0 1dB 1MHz 1MHz 3db 2MHz 50MHz Channels 24 and 25 are open Refer to ROUTe MULTiple command in 27xx User s manual COM...

Страница 6: ...200pF CROSS TALK 10MHz 50 Load 40dB INSERTION LOSS 50 Source 50 Load 0 1dB below 1MHz 3dB below 2MHz COMMON MODE VOLTAGE 300V between any terminal and chassis ENVIRONMENTAL OPERATING ENVIRONMENT Spec...

Страница 7: ...TERMINAL AND EARTH 109 400pF CROSS TALK 1 MHz 50 Load 40dB INSERTION LOSS 50 Source 50 Load 0 35dB below 1MHz 3dB below 2MHz COMMON MODE VOLTAGE 300V between any terminal and chassis ENVIRONMENTAL OPE...

Страница 8: ...KEITHLEY 1 888 543 5483 U S only or Telefax 440 498 2990 Instrument Products WARNING Before operating the Model 27xx with an accessory card verify that the card is properly installed and the mounting...

Страница 9: ...DUT but you must use multiple channel operation to close channels Screw terminal access Model 7700 and 7702 Turn the access screw to unlock and open the cover Press in the access screw to lock Figure...

Страница 10: ...ections AMP and LO common connections to the DMM are also provided Figure 2 Model 7700 screw terminal channel designations CH7 H L CH8 H L CH9 H L CH10 H L H L CH21 H L CH22 AMPS LO H L CH11 H L CH12...

Страница 11: ...crew terminal access located at the front of this document 3 Using a small flat blade screwdriver loosen terminal screws and install wires as desired Figure 3 shows connections to channels 1 and 2 4 R...

Страница 12: ...Color Description AMPS COM H L INPUT H L SENSE H L CH1 H L CH2 H L CH3 H L CH4 H L CH5 H L CH6 H L CH7 H L CH8 H L CH9 H L CH10 H L CH11 H L CH12 H L CH13 H L CH14 H L CH15 H L CH16 H L CH17 H L CH18...

Страница 13: ...ire connections AMP and LO common connections to the DMM are also provided Wiring procedure WARNING The information in this section is intended for qualified service personnel Do not attempt to perfor...

Страница 14: ...L CH8 H L CH9 H L CH10 H L CH11 H L CH12 H L CH13 H L CH14 H L CH15 H L CH16 H L CH17 H L CH18 H L CH19 H L CH20 H L H L CH21 H L CH22 H L CH23 H L CH24 H L CH26 H L CH28 H L CH32 H L CH34 H L CH36 H...

Страница 15: ...odel 7702 Connection log Make a copy of Table 2 and affix it to the cover of the Model 7702 Use this to record connection information and channel descriptions as needed TE122 TE121 Cable tie 2 places...

Страница 16: ...L CH23 H H CH3 L L CH24 H H CH4 L L CH25 H H CH5 L L CH26 H H CH6 L L CH27 H H CH7 L L CH28 H H CH8 L L CH29 H H CH9 L L CH30 H H CH10 L L CH31 H H CH11 L L CH32 H H CH12 L L CH33 H H CH13 L L CH34 H...

Страница 17: ...o perform this procedure unless qualified to do so Do not exceed the maximum specifications for the Model 7703 module NOTE When looking at the rear connectors of the Model 7703 module the connector on...

Страница 18: ...19 HI 19 9 LO 31 15 LO 43 29 LO 2 Sense LO 27 5 LO 39 19 LO 20 10 HI 32 16 HI 44 30 HI 4 Input HI 28 6 HI 40 20 HI 21 10 LO 33 16 LO 45 30 LO 6 Input LO 29 6 LO 41 20 LO 22 11 HI 34 25 HI 46 31 HI 18...

Страница 19: ...nection log Model 7703 Channel Color Description Description Color Channel INPUT H L SENSE H L CH1 H H CH17 L L CH2 H H CH18 L L CH3 H H CH19 L L CH4 H H CH20 L L CH5 H H CH21 L L CH6 H H CH22 L L CH7...

Страница 20: ......

Страница 21: ...www keithley com cn Japan Tokyo 81 3 5733 7555 Fax 81 3 5733 7556 www keithley jp Finland Helsinki 09 5306 6560 Fax 09 5306 6565 www keithley com Korea Seoul 82 2 574 7778 Fax 82 2 574 7838 www keithl...

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