Scanner 1141 Hardware User Manual
54
TB1
TB2
I-
RTD-
RTD+
I+
+
-
A
B
RS-4
8
5
P
O
W
E
R
TERMINAL BOARD
+
-
DGnd
RS-485
14
15
16
SCANNER 1141
Shield
Vtx 2
Gnd
Figure 3.28—MVX-II wiring diagram for auxiliary serial port configured for RS-485 communications
Up to two MVX-II instruments can be powered from the Vtx2 (12 Vdc) terminals of the 1141.
RS485 +/- terminals for A02 are #14/#15, for A21 are #46/#47.
TTL Auxiliary Serial Port
When resource A02 or A22 is configured to support TTL communications, the following wiring diagram
can be used to connect the Scanner 1141 to a 3V or 5V TTL communication device.
For TTL communications
, Resource A02 uses connector CN33; resource A22 uses connector CN29. If
these connectors are not present along the right edge of the mainboard, the TTL option is not installed.
Eight-pin inline connectors and cable are available from Cameron. An 18” long cable with a connector
on each end is part number 0027-9029T.
Figure 3.29—Wiring diagram for connecting auxiliary serial port A02 or A22 directly to a device using a TTL 8-pin
connector
Summary of Contents for NUFLO 1141C
Page 1: ...Manual No 30165009 Rev 01 NUFLOTM Scanner 1141 RTU Hardware User Manual ...
Page 28: ...Scanner 1141 Hardware User Manual 28 Figure 3 1 Scanner 1141 main circuit board ...
Page 66: ...Scanner 1141 Hardware User Manual 66 ...
Page 67: ...Chapter 6 Parts List and Order Code 67 Chapter 6 Parts List and Order Code Scanner 1141C ...
Page 68: ...Scanner 1141 Hardware User Manual 68 Scanner 1141L ...
Page 69: ...Chapter 6 Parts List and Order Code 69 Scanner 1141G ...
Page 91: ...Appendix A Specifications 91 Outline Dimensions Scanner 1141C ...
Page 92: ...Scanner 1141 Hardware User Manual 92 Scanner 1141L Front and Side Views ...
Page 94: ...Scanner 1141 Hardware User Manual 94 Scanner 1141G ...
Page 96: ...Scanner 1141 Hardware User Manual 96 Drawing 1 Installation ...
Page 97: ...Appendix B Control Drawings 97 Drawing 2 Power Supply ...
Page 98: ...Scanner 1141 Hardware User Manual 98 Drawing 3 Communications Serial Ports ...
Page 99: ...Appendix B Control Drawings 99 Drawing 4 Status Pulse Inputs Outputs ...
Page 100: ...Scanner 1141 Hardware User Manual 100 Drawing 5 RTD Inputs Analog Inputs Outputs ...
Page 101: ...Appendix B Control Drawings 101 Drawing 6 Analog Outputs ...
Page 102: ...Scanner 1141 Hardware User Manual 102 ...
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