Rice Lake TC Series, Rice Lake Weighing Systems - RS-232 Option Card Installation Manual - Manual (Page 9)

5 RS-232 Option Card
1.6 Interface Specifications
1.7 Output Data
By changing the function settings on the main unit of the balance, users can select either of the following formats: (See Section
“Description of Functions” on page 9)
1.8 Data Format
• Six-digit numeric format
Composed of 14 characters, including the terminators (CR = 0DH, LF = 0AH).
• Seven-digit numeric format
Composed of 15 characters, including the terminators (CR = 0DH, LF = 0AH). A parity bit can also be
appended.
1.9 Polarities (PI: one character)
(1) Transmission system Serial transmission with start-stop synchronization
(2) Transmission rates 1200/2400/4800/9600 bps
(3) Transmission codes ASCII codes (8-bit)
(4) Signal levels Compliant with EIA RS-232C
HIGH level (Data logic 0) +5 to +15 V
LOW level (Data logic 1) -5 to -15 V
(5) One-character bit configuration Start bit: 1 bit
Data bit: 8 bits
Parity bit: 0/1 bits
Stop bit: 2 bits
(6) Parity bit none/odd/even