SEFRAM 4451 Specifications download pdf (Page 25)

Operating Manual SEFRAM 4451

M4451 A00

OUTPUT Menu

F1: HILVL - Selects the pulse high level voltage.

F2: LOLVL - Selects the pulse low level voltage.

F3: PREDEF - Selects the predefine pulse output levels. In addition to being able to set the levels to

any

value within the limits, the user may also select one of four pre-defined levels:

CMOS: Low level (LOLVL) = 0V, High level (HILVL) = 5V

TTL: Low level (LOLVL) = 0.4V, High level (HILVL) = 2.4V

ECL: Low level (LOLVL) = -1.8V, High level (HILVL) = -0.8V

USER: User-defined levels, entered by using the USER menu

PREDEFINED OUTPUT Menu

F5: OUTPUT LIMITS - Allows entering limits for the output levels to protect external devices

connected to the unit output.

OUTPUT LIMITS Menu

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SEFRAM 4451 Specifications Page 25