Aritech ATS1741 Скачать руководство пользователя страница 1

M

ODEL 

ATS1741 

 

English 

RS232 to RS485 Interface 

M

OUNTING THE UNIT 

 

The board has a standard Aritech 'B' size footprint, mountable in existing 
Aritech metalwork. 

C

ONNECTIONS 

J2 

+12 V 

12 VDC supply input. 100 mA maximum. 

0 V 

Negative supply. 

D+ 

Positive data connection of the RS485 databus

.

 

D- 

Negative data connection of the RS485 databus

.

 

 

Units can be up to 1.5 km from the 4-door DGP or control 
panel, depending on the type of cable used. Recommended 
cable is Belden 8723; 2-pair twisted, shielded, data cable. 

C

ONNECTIONS 

J1 

TX 

RS232  data transmit. 

RX 

RS232  data receive. 

CTS 

Clear to send. 

RTS 

Request to send. 

GND 

Isolated RS232  ground. 

LED

S

 

TX LED 

LED flashes to indicate data is being received in as RS232

 

and 

transmitted out as RS485. 

RX LED 

LED flashes to indicate data is being received in as RS485 and 
transmitted out as RS232. 

E

XTENDED DISTANCES BETWEEN 

T

ITAN AND 

ATS1801 

ATS1741 (RS485 to RS232 interface) to PC 

ATS1741 (RS232) 

PC (RS232) 

Pin Names 

Pin Names 

DB25 

DB9 

TX RX 3 

RX TX 2 

*CTS *Not 

connected 6,8,20 

1,4,6 

*RTS *Not 

connected 

GND GND 7 

*Link RTS-CTS 

*Link RTS-CTS 

4-5 

7-8 

ATS1741 (RS485 to RS232 interface) - ATS1741 (RS485 to RS232 interface) 

ATS1741 (RS485) ATS1741 (RS485) 

Remarks 

+12 V 

+12 V 

0 V 

0V 

Connect to a 12 VDC power supply 

D+ D+   
D- D-   

 

!

Do not power the ATS1741 from different power supplies unless 
you disconnect the +12 V wiring between those units. Ensure the 
power supplies are isolated, especially the GND. 

 

ATS1741 (RS485 to RS232 interface)- ATS1801 (Computer/Printer 

interface) 

ATS1741 (RS232) 

ATS1801 Port Computer 

TX RxD 
RX TxD 
CTS* *Not 

connected 

RTS* Not 

connected 

GND GND 
*Link RTS-CTS 

*+12 V on CTS 

 

D

ATA BUS 

S

YSTEM 

V

IA 

M

ODEM

 

The shield of each length of data cable is only connected to earth at one end. 

The connections between ATS1741 and the modem are as follows: 

ATS 1741 

Modem 

DB25 

DB9 

TX RX 

Pin2 

Pin3 

RX TX 

Pin3 

Pin2 

RTS CTS 

Pin5 

Pin8 

CTS RTS 

Pin4 

Pin7 

GND GND 

Pin7 

Pin5 

L

INKS

 

T

ERM

 

Refer to the control panel installation guide. 

E

ARTH

 

 

 
 

 

 

 

105066  

г

Москва

ул

Спартаковская

д

.11, 

корп

. 1,  

тел

. (095) 787-33-42, (095) 937-90-57; 

факс

 (095) 937-90-55 

 

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