Detcon RXT-300 - Manual (Page 4)

RXT-300 SmartWireless™
RXT-300 Wireless IM iv
5.0 Modbus Operation................................................................................................................................. 27
5.1 Modbus Addressing – Special Cases.................................................................................................. 28
5.1.1 Address Translation.................................................................................................................... 28
5.1.2 Accessing RXT-300 4-20mA Sensors.......................................................................................... 28
5.2 General Modbus™ Description.......................................................................................................... 28
5.2.1 Modbus™ Exceptions................................................................................................................. 29
5.3 Modbus™ Register Map & Description............................................................................................. 29
5.3.1 Register – Detcon Type .............................................................................................................. 30
5.3.2 Register – Alarm Outputs ........................................................................................................... 30
5.3.3 Register – 4-20mA Reading........................................................................................................ 31
5.3.4 Register – Battery Info................................................................................................................ 31
5.3.5 Register – uC Firmware Version................................................................................................ 31
5.3.6 Register – Radio Firmware Version and Build .......................................................................... 31
5.3.7 Register – Radio Software Version............................................................................................. 32
5.3.8 Register – Control ...................................................................................................................... 32
5.3.9 Register – Status ......................................................................................................................... 32
5.3.10 Register – Timestamp ................................................................................................................. 32
6.0 Troubleshooting Guide.......................................................................................................................... 33
7.0 Warranty ................................................................................................................................................ 33
8.0 Specifications.......................................................................................................................................... 34
8.1 Spare Parts .......................................................................................................................................... 35
8.2 Revision Log ...................................................................................................................................... 36
Table of Figures
Figure 1 System Example utilizing the RXT-300 ............................................................................................. 2
Figure 2 SmartWireless™ Typical Product Family .......................................................................................... 2
Figure 3 Mesh Network Topology ................................................................................................................... 3
Figure 4 Model 100 Terminal Board................................................................................................................. 4
Figure 5 Smart Battery Pack ............................................................................................................................. 5
Figure 6 Quad Battery Charger ......................................................................................................................... 5
Figure 7 Solar Panel .......................................................................................................................................... 6
Figure 8 RXT-300 Approval Label .................................................................................................................. 7
Figure 9 RXT-300 Wireless Transceiver w/Battery Assembly and Mounting Dimensions ............................ 8
Figure 10 RXT-300 Wireless Transceiver Remote Mounting ......................................................................... 9
Figure 11 Wiring Diagram for Remote RXT-300 Transceiver Mounting ....................................................... 10
Figure 12 Internal Alarm Output Circuit.......................................................................................................... 14
Figure 13 DC/Battery Alarm Board ................................................................................................................. 14
Figure 14 Up to two Sensors using two 4-20mA Interfaces............................................................................. 15
Figure 15 Basic C1D2 Wireless Alarm Stations .............................................................................................. 18
Figure 16 RF Channel Comparisons between 802.15.4 and 802.11 ................................................................ 22
Figure 17 Modbus™ Frame Format................................................................................................................. 28
Figure 18 Analog/Serial Sensor or RTU to RXT-300...................................................................................... 37
Figure 19 700 Serial Sensor to RXT-300 ......................................................................................................... 37
Figure 20 Serial Sensor to RXT-300 ................................................................................................................ 38
Figure 21 HMI Panel to RXT-300.................................................................................................................... 38
Figure 22 Two Analog Sensors to RXT-300.................................................................................................... 39
Figure 23 2 Analog Sensors to RXT-300 ......................................................................................................... 39
Figure 24 Four Serial Sensors to RXT-300 ...................................................................................................... 40
Figure 25 Four Serial Sensors to RXT-300 ...................................................................................................... 41