Emerson 308014EN Uživatelský manuál stáhnout pdf (Strana 134)

Rosemount Tank Radar REX

Chapter 11 Electrical Installation of the

11-22

Installation Manual

308014EN, Edition 4

May 2013

11.5.11 DAU/RDU 40

REX can interface a standard DAU or the stand-alone Remote Display

Unit (RDU 40). The display panel uses three wires:

• Display panel supply voltage

• Signal

• Ground

Figure 11-14. Connecting a Remote Display Unit (RDU 40) or a

DAU.

X12_RDU40_SDAU.eps

DS GND

DS +

1 2 ... 129 130 131 132 133 134 135 136 137 138 139 ... 165 166

Tank Gauging System 1
Installation manual 3
Rosemount Tank Radar AB 4
Contents 5
Recovery of Packing Material 10
Recovery of Products 11
1. Introduction 13
Installation 15
1.1 Manual Overview 16
2. Safety 17
2.2 Explosion Proof 18
3. Description of 3900 REX 27
3.2 Antenna Types 31
4. The Data Acquisition Unit 33
5.1 Installation 38
6.1 FCU Enclosure 41
6.2 Communication Ports 42
6.5 Redundancy 45
7. Bus Modems 47
7.1 Field Bus Modem 2180 48
7.2 Enraf Bus Modem, EBM 56
8. Junction Boxes 59
10. Mechanical Installation 67
Cone_pict1.eps 70
Cone_pict2.eps 70
RTG3900_WeaProtMount.eps 71
Protection plate 78
Flange Ball 78
10.2.7 Mounting the Antenna 80
12.7.eps 82
12.8.eps 82
Parabola_Inclination.eps 82
2 Tighten the nut 90
3950_Flange_Step3.eps 91
3950_Flange_Step4.eps 91
3950_Flange_Step5.eps 91
4 Tighten the nut 97
3950_3_O-ring.eps 98
3950_3_lockingscrew.eps 98
3950_3_bracket.eps 98
3950_3_TH_mount.eps 100
3950_3_waveguideunit.eps 100
3950_3_WeatherProtection.eps 103
3950_3_Open_test.eps 103
Installation Manual 104
10.4 Mounting a LPG/LNG Gauge 104
3960_Install.eps 109
Rosemount Tank Radar REX 110
308014EN, Edition 4 110
May 2013 110
11.1 Cabling for Power Supply 113
11.2 Cabling for TRL/2 Bus 115
11.3 Recommended Cables 115
11.4 Grounding 115
Normally Open or Normally 127
12. Sensor Installation 135
12.2 Water Level Sensor 139
13. List of Drawings 143
13.2 Electrical installation 144
13.7 Junction Boxes - JB 146
14. Technical Data 147
 (passive output with 24 V 149
 (active output) 149
14.2 RTG 3920 150
14.3 RTG 3930 151
14.4 RTG 3950 152
14.5 RTG 3960 153
14.10 Enraf Bus Modem, EBM 156

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