Measuretek PS-103

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weight data is filled by ‘_’).

(3). If the zero point has an error, it will return ten ‘_’ characters.

(4). The character will be ‘-’ for negative weight or a space character for positive weight. Minus sign follow

after the first digit.

(5). Useless leading zero before digits are suppressed.

c) Key to symbols used

<LF> : Line Feed character (hex 0AH)

<CR> : Carriage Return character (hex 0DH)

<ETX> : End of Text character (hex 03)

<SP> : Space (hex 20H)

H1H2H3 : Three status bytes

<p> : Polarity character including minus sign for negative weight and a space character for positive weight

W1-W8 : Weight data

<dp> : Decimal point

U1U2 : Measure units, “kg”, “lb”, or “lb oz”

d) Commands and responses

(1). Command: W<CR> (57h 0dh)

Response:

① over capacity:

② under capacity:

③ zero-point error:

Note: If the weight unit is lb: oz, U1U2= “lb oz” in above item ①②③.

④ Normal weight is displayed, current weight unit is kg or lb, decimal point position is set by C4:

⑤ Normal weight is displayed, current weight unit is lb:oz,

(2). Command: S<CR> (53h 0dh)

Response: <LF> H1H2H3<CR><ETX>

(3). Command: Z<CR> (5ah 0dh)

Response: <LF>H1H2H3<CR><ETX>

Zero function is activated, and then it returns to current scale status, similar to pressing the ZERO key.

If ZERO function cannot be activated, it will return to current scale status.

(4). Command: T<CR> (54h 0dh)

Response: <LF> H1H2H3<CR><ETX>

TARE function is activated, and then returns scale status, similar to pressing the TARE key. If TARE

function cannot be activated, it will return to current scale status.

(5). Command: U<CR> (55h 0dh)

Response: <LF>u1u2<CR><LF> H1H2H3<CR><ETX>

Changes units of measure and return scale status with new units, similar to pressing the UNIT key. The

new measure unit should be allowed to use as a C5 setting. If the weight unit is lb:oz, U1U2= “lb oz”

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Measuretek PS-103 - Page 16