Remote Unit (Ra23-144); Overview; Connector/Pin Location - A&D Omniace III RA2300A Instruction Manual

17.2. Remote Unit (RA23-144)

17.2.1. Overview

Start/Stop of recording/printing, chart feed, marking, input/output for synchronized operations can
be controlled by electric signals. Also, waveform printing synchronized to an external pulse signal
(chart feed) and memory acquisition are possible. Other features include prevention of data file
destructions by electric power failure and output of recorder unit error, etc. by using external input.

17.2.2. Connector/Pin Location

Connector Type : 8850-028-170-LD
Pin
Signal name
No
A 1 +
A 2 -
A 3 +
A 4 -
A 5 +
A 6 -
A 7 +
A 8 -
A 9 +
A 10 -
A 11 +
A 12 -
A 13 +
EXT SAMPLE IN
A 14 -
B 1 +
B 2 -
B 3 +
B 4 -
B 5 +
B 6 -
B 7 +
B 8 -
B 9 +
B 10 -
B 11 NO
B 12 COM
N.C
B 13
B 14 -
RA2300A Recorder (7001754-R01)
Color of
cable
Amber
SYNC IN
REC IN Gray
MARK IN White
FEED IN Yellow
UPS DOWN Pink
RESET IN Orange
Gray
SYNC OUT White
REC OUT Yellow
MARK OUT Pink
FEED OUT Amber
ERROR OUT Gray
POWER
White
(Relay contact)
N.C
Yellow
COM
Attached cable
Color of
Mark indication
marks
Red
Ｉ
Black
Red
Ｉ
Black
Red
Ｉ
Black
Red
Ｉ
Black
Red
Ｉ
Black
Red
Ι
Black
Ｉ
Red
Ι
Black
Ｉ
Red
Ι
Black
Ｉ
Red
Ι
Black
Ｉ
Red
Ι
Black
Ｉ
Ι
Red
Ｉ
Black
Ｉ
Ι
Ι
Red
Ｉ
Ｉ
Black
Ｉ
Ι Ｉ
Red
Ι
Ｉ
Black
Ｉ
Ι Ｉ
Red
Ｉ
Black
Ｉ
Ι
17-3
17. How to Use Optional Units
* 0-5V Input voltage
LOW Level Less than 0.5 V
HIGH Level more than 4.5 V
* 0-5V output voltage
LOW Level less than 1.0 V
(IOL = less than 5 mA)
HIGH Level more than 4.0 V
(IoH = less than 5 mA)
* Relay contact
Power Current 25 mA
Power Voltage less than 50 V