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iDP-3540/41 User’s Manual
CITIZEN 24/48
9-2. Connector Pin Assignment
Signal Return Signal Direction RS- Current TTL
Pin Signal Name Host / Printer Function 232C Loop
Pin
1 FG Safety Ground
O
7 GND Signal Ground
O
3RD
®
Received Data
O
20 DTR
¬
Printer BUSY
O
Signal
222TD
¬
Transmitted
OO
Data
11 PE
¬
Paper End
O
Signal
12 FAULT
¬
Printer ALARM
O
Signal
13 14 DTR
¬
Printer BUSY
O
Signal
18 16 RD
®
Received Data
O
23 RESET
®
Printer RESET
O
Signal
Notes: [1] The signals for RS-232C use are based on EIA RS-232C level.
[2] The loop current for Current Loop signal use should be restricted within the rage of
10 to 20 mA.
[3] Please always maintain the “Mark state”, when received data are not being
transferred.
[4] The assignment of RS-232C / Current loop / TTL can be performed with the slide
switch (Ref to 11-3).
Compatible Connector (D-Sub connector):
*Printer 17LE-13250 (AMPHENOL or equivalent)
*Cabls Side: 17JE-23250 (AMPHENOL or equivalent)