Varec 2920, Инструкция по установке и эксплуатации, Страница: 56 / 194

2920 Float & Tape Transmitter 4 Wiring
46 Installation and Operations Manual
J17 – Alarms (Discrete Inputs) 1 Common All Transmitters
2 Alarm 1
3 Common
4 Alarm 2
J6 – Serial Connection (RS-232) 2 Receive Data (RXD) All Transmitters
3 Transmit Data (TXD)
5 RS-232 Gnd
J18 – 3 Wire RTD Input 1 A - RTD Signal All Transmitters
2 B - Return 1
3 C - Return 2
J12 – 4-20 mA Analog Input 1 +24 VDC Output (50 mA maximum) Order Code Dependent
2 Analog Input Signal
3 +24 VDC Return
J7 – Dual Channel 4-20 mA Analog
Output 1 AO Channel 2 Return Order Code Dependent
2 AO Channel 2 Signal
3 +24 VDC Output (50 mA maximum)
4 AO Channel 1 Return
5 AO Channel 1 Signal
J11 – HART Interface 1 HART Return Order Code Dependent
2 HART Signal
J1 – CAN Interface
(Controller Area Network) 1 CAN H Order Code Dependent
2 CAN L
J8 – LCD Interface Liquid Crystal Display Interface All Transmitters
J9 – Button Interface Configuration Button Interface All Transmitters
Connector / Function Terminal Assignment Description