BNC 575 Series Especificaciones descargar pdf (Pagina 30)

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that occur after the pulses start are ignored. Pressing the RUN/STOP key

a second time will disarm the unit.

To use the External Gate to Control the System

The external gate may be used to control the output of the unit. To gate the

system timer:

- within the Mode menu

Mode: Select the desired mode.

- within the Rate menu

Source: Select the system oscillator or an external clock in

frequency.

Per: Set the period between pulses.

- within the Gate menu

Mode: Select “Pulse Inh” or “Output Inh”.

Level: Set the gate threshold level.

Logic: Select active high or active low.

Pressing the RUN/STOP key will arm the unit. Once the unit is armed, it

will begin generating pulses whenever the external gate input is in the

active state. Pressing the RUN/STOP key a second time will disarm the

unit.

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1 Table of Contents 2
2 Introduction 6
3 Safety Issues 7
4 Front Panel Overview 8
Rotary Adjustment Knob 9
Operations 10
Channel Timer Functions 11
Digital Output Multiplexer 11
Selecting Menus 12
Selecting Menu Items 12
Numeric Input Mode 12
Alphanumeric Input Mode 13
Enabling System Output 13
Rearming the Channel Timers 13
Period 15
6 575 Menu Structure 16
“Pulse Inhibit” method 19
“Output Inhibit” method 19
Trigger Menus (TRIG key) 20
Gate Menus (GATE key) 20
Enabling System Gate 21
Communication Interface Menu 21
User Options Menu 1 21
Setting Keypad Parameters 21
User Options Menu 2 22
Setting the Auto Start Mode 22
Storing a Configuration 22
Using the Counter Function 23
Information Menu A 23
Information Menu B 23
7 Operating the 575 24
System Timer Overview 25
Channel Timer Overview 26
External Input Overview 28
8 Programming the 575 31
USB Interface Overview 32
GPIB Interface Overview 32
Ethernet Interface Overview 32
Line Termination 33
SCPI Command Format 34
SCPI Optional Keywords 35
SCPI Parameter Types 35
Error Codes 35
Example 1) 36
Example 2) 36
IEEE 488.2 Common Commands 41
INTERNAL RATE GENERATOR 42
OPTICAL OUTPUTS 44
OPTICAL INPUTS 44
EXTERNAL CLOCK IN/OUT 44
GENERAL 44
OUTPUT MODULES 45
INPUT MODULES 45
Safety Marking Symbols 46
Appendix C - COM Option 49
DT15 Overview 51
DT15 Menus 51
DT15 SCPI Command Summary 52
AT35 Description 53
AT35 Specifications 53
Output Module) 54
Increment Overview 55
Increment Menus 55
Increment Specifications 56
AT45 Option Overview 58
AT45 Channel Menus 58
AT45 Specifications 59
60
Figure 3 (Low Z 5V) 61
Figure 4 (Low Z 45V) 61

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