21
Interface Port
Data Interface Pin Assignment
9-contact interface port
Pin 2: (RXD) Receive Data
Pin 3: (TXD) Transmit Data
Pin 4: (DTR) Data Terminal Ready
Pin 5: (GND) Ground
Pin 6: BPI bridge
Pin 8: (CTS) Clear to Send
Specifications
Model PMA7501H
Weighing range g 999.95/7500
Readability g 0.01/0.1
Tare range (subtractive) g -999.99/-7500
Max. linearity g < ±0.2
Stability range s <1
Integration time, can be selected externally s 1.6 to 6.4
Stability range, can be selected externally digit(s) 0.25 to 8
Stability range digit 0.25 to 4
Moisture-proof rating F Non-condensing
Allowable ambient operating
temperature range °C 0...+40
Weighing pan d mm 233
Scale housing (W + D + H) mm 233 + 329 + 391
Net weight, approx. kg 3.3
Calibration weight kg 5, class F2 or better
Power consumption VA Average: 8; maximum: 16
Interface RS 232C
– Format 7-bit ASCII, 1 start bit,1 or 2 stop bits
– Parity Even, odd or no parity
– Transmission rates 1200 to 38400 bit/s
– Handshake mode Software, hardware or none
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