HP 53131A, 132A manual Response Message Data Types, Type Description

	Chapter 3 Programming Your Universal Counter for Remote Operation
	Elements of SCPI Commands
	Response Message Data Types
	Table 3-3 contains explanations of response data types.
	Table 3-3. Response Message Data Types
Type	Description
<NR1>	This numeric representation has an implicit radix point.
	The maximum number of characters in <NR1> response data is 17 (maximum
	16 digits, 1 sign).
<NR2>	This numeric representation has an explicit radix point.
	The maximum number of characters in <NR2> response data is 17 (maximum
	15 mantissa digits, 1 sign, 1 decimal point).
<NR3>	This numeric representation has an explicit radix point and an exponent.
	The maximum number of characters in <NR3> response data is 22 (maximum
	15 mantissa digits, 2 signs, 1 decimal point , 1 ‘E’character, 3 exponent digits).
Not a Number	Not a Number is represented by the value 9.91E37 . (Not a Number is defined in
	IEEE 754). The Counter responds with this numeric value when queried for a
	floating point number it cannot provide. This value will be formatted as an
	<NR3>.

Programming Guide 3-17