Siemens SITRANS LR 300 Instruction Manual download pdf (Page 38)

Page 36 SITRANS LR 300 – INSTRUCTION MANUAL 7ML19985CL02

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Interconnection

PC Connection

To connect the device to a computer requires the use of a RS-485 to RS-232 converter.

Siemens Milltronics offers a converter that is powered by the RS-232 port on the

computer (part number 7ML1830-1HA).

Port Configuration

See Communication Parameters on page 72.

SITRANS LR 300.book Page 36 Monday, June 10, 2002 7:18 PM

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SITRANS LR 300 1
Disclaimer of Liability 2
Table of Contents 3
General Information 7
Performance 10
Mechanical 10
Approvals on page 10 11
Specifications 12
Programmer (remote keypad) 13
Installation 15
Beam Spreading 16
Polarization Effect 16
False Reflections 16
Dimensions: Threaded Rod 19
Dimensions: Shielded Rod 20
Dimensions: Horn 21
Dimensions: Waveguide 22
Dimensions: Sanitary Horn 25
Dimensions: Sanitary Rod 26
Dimensions: Flanges 27
Mounting 29
Rod Assembly 30
Rod Extension Requirements 30
Mounting: Rod Assembly 30
Mounting: Manhole Covers 31
Mounting: Waveguide Antenna 32
Smoothness 33
Interconnection 35
SITRANS LR 300 Wiring 36
Communications Installation 37
PC Connection 38
Port Configuration 38
Start Up 39
Programming 40
Hand Programmer 41
Local Programming 41
Key Programming Mode Run Mode 42
Accessing PROGRAM Mode 43
Accessing a Parameter 43
Modifying a Parameter Value 44
Accessing RUN Mode 45
Quick Start Programming 45
Operation 47
Loss of Echo (LOE) 48
Analog Output 49
RUN/PROGRAM 50
Application Examples 51
Applications 52
Parameter Enter 52
Horn Antenna 53
Digesters 54
Parameter Descriptions 57
P001 Operation (F = 3) 58
P002 Material 58
P004 Antenna (F = 240) 59
P005 Units (F = 1) 59
P006 Empty (F = 10m) 59
P007 Span (F = 10m) 59
P050 Tank Shape (F = 0) 60
(F = – – – –) 63
P060 Decimal Position (F = 2) 64
Material Level 65
Parameters 67
Related Parameters 67
P219 mA Output Fail-Safe 68
P341 Run Time 68
P342 Power-On Resets 68
P343 Internal Temperature 69
P346 Serial Number 69
P700 Maximum Fill Rate 71
P701 Maximum Empty Rate 71
P709 Damping Filter 72
P711 Echo Lock (F = 2) 72
P712 Echo Lock Sampling 73
P770 Serial Protocol (F = 1) 74
P772 Baud Rate (F = 9.6) 75
P773 Parity (F = 0) 75
P774 Data Bits and Stop Bits 75
P801 Range Extension (F = 5%) 77
P805 Echo Confidence 77
P806 Echo Strength 77
P807 Noise 77
Algorithm Parameter (P820) 78
(P830 to P841) 78
To change a breakpoint: 79
(or when P837 = 0) 80
Values (view only) 82
0.0000 to 99999 83
P999 Master Reset 84
Product ID (R40,064) 85
Input/Output 86
Format Word (R43,997) 87
(R43,998) 88
Communications: Data Types 89
Text Messages 90
Error Handling 91
Communications 92
Troubleshooting 93
Operation Troubleshooting 94
Maintenance 95
Appendix I 97
Appendix II 100
Number Parameter Name Value 101
Appendix III 103
Appendix IV 104
Appendix V 109
Appendix VI 110
HART Communicator 275: 111
Supported HART Commands: 115
Appendix VII: Profibus PA 116
Bus Termination 117
Power Demands 117
Cyclic versus Acyclic Data 117
Cyclic Data 117
Appendix VII 118
Status Word 119
Diagnostics 120
Acyclic Data 120
Configuration Example: 120
Profibus Level Device Design 121
Transducer Block - Level 122
Parameter Structure 123
Linear conversion: 124
Analog Input Function Block 124
Device Management 125
Physical Block 1 126
Transducer Block 1 127
Function Block 1 - Level 131
Function Block 2 - Space 132
Function Block 3 - Distance 133
Function Block 4 - Volume 133
Annex II, 1/0/6) 134
Appendix VIII 136
*7ml19985cl02* 140

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