TransCore encompass 4

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Encompass 4 Reader System Guide

2-20

Wiegand 3

Table 2-5 Communications Interfaces and Conductor Requirements

Interface

Number of

Conductors

Main Page

Purpose31
Typographical Conventions33
Reader34
Licensing Requirements35
Overview39
Reader and Tag Alignment40
Polarization41
Unobstructed Line of Sight42
Figure 2-3 Typical Tag Positions for U.S. Driver's Side Reader43
Antenna Selection44
AA3101 Yagi (with Radome)45
AA3153 Toll Antenna46
Unobstructed Line of Sight48
Other Encompass 4 Readers in the Area49
Gate with Center Island Configuration50
Parking Garage with Ticket Island Configuration51
Lane Configurations for Encompass 4 Readers Using an External Antenna52
Existing Interference53
Electrical Power54
Host Communications55
RS–232 Interface57
Input/Output Circuits58
Compatible Tag Types63
Transcore's Ego Plus Tags64
Ego Plus Security Sticker Tag65
Transcore's Ego Tags66
Ego License Plate Tag67
Required Materials68
Large Truck with no Inside Mirror69
Removing Ego Plus Sticker Tags70
Installing Ego Plus Security Sticker Tags71
Removing Ego Plus Security Sticker Tags72
Installing Ego Plus License Plate Tags73
Figure 3-13 Correct Mounting Location for LPT74
Installing Ego Windshield Sticker Tags75
Required Materials76
Mirror Post Attached to Headliner77
Removing Ego Windshield Sticker Tags78
Required Materials79
ATA Interior Tag Installation Procedures80
Removing Interior ATA Tags81
Positioning ATA License Plate Tags82
Figure 3-23 Correct Exterior Tag Placement83
Figure 3-24 Upper Placement in License Plate Area84
Types of Bumpers85
Installation Procedures Using Tape86
Installation Process89
Installation Accessory Options90
Pre-Installation Testing of the Encompass 4 Reader91
Discharging Voltage from the External Antenna92
Figure 4-2 Connect RF N-Type Load or Attenuator to Reader Cable End93
Connecting the External Antenna95
Connecting the DC Power Supply96
Connecting for Bench Testing with RS–232 Interface97
Table 4-4 RS–232 Interface Signal Wiring for Colored-Wire Pair Cable98
Bench Testing the Encompass 4 Reader before Installation99
Table 4-5 Commands for Bench Testing100
Mounting the Encompass 4 Reader101
Figure 4-6 Back of the Encompass 4 Reader (Reader Shown Has Integrated Antenna)102
Figure 4-9 the Encompass 4 Reader Attached to the Pole Mount Bracket103
Figure 4-10 Front and Top Views of the Encompass 4 Reader Position104
Mounting the Encompass 4 Reader to a Wall or Flat Surface105
Figure 4-12 Wall Mount Bracket Attached to the Encompass 4 Reader106
Figure 4-13 Factory-Mounted Bracket Attached to Wall Mount Bracket107
Figure 4-15 Connecting the Encompass 4 Assembly to Pole Mount Bracket108
Mounting the Antenna109
Figure 4-16 Connect RF N-Type Load or Attenuator to Reader Cable End110
Mounting the Antenna Curb-Side111
Figure 4-18 Front and Top Views of the Curb-Side Antenna Position112
Mounting the Antenna Overhead113
Connecting the Power Supply114
Connecting Communications115
Table 4-6 RS–232 Interface Signal Wiring for Colored-Wire Pair Cable117
RS–422 Interface118
Wiegand Interface119
Connecting Sense Input and Sense Output Circuits120
Figure 4-23 Sample Circuit Connections121
Sense Output Circuits122
Table 4-9 Sense Input/Output Cabling Assignments123
Marking the Read Zone124
Required Materials125
Figure 4-25 Sample Read Zone Marking Pattern127
Command Entry Conventions131
Command Response Conventions132
Download Procedures133
Startup134
Tag/Message Buffer135
Introduction139
Basic Protocol140
Data Inquiry Protocol141
ECP Host ACK/NAK Response142
Switch to Command Mode Request143
Host Transmission144
Reader Command Response145
Sample Messages146
Host Command Transmissions147
Timing and Synchronization148
Reader-Addressed Failure Conditions149
Transmission Timeout151
ECP Reliability152
Manually Disabling ECP for Maintenance155
Operating Modes159
Command Mode160
Command List161
N Select Baud Rate162
N Select Parity163
Set Date164
N Append Auxiliary Information Selection165
Disable EAC Page Append (Factory Default)166
ID Filtering — Command Group 4167
N Select Valid ID Code Criteria168
Disable Wiegand Mode (Factory Default)169
Disable Multi-Tag Sort (Factory Default)170
Disable Second Alternate Group Select (Factory Default)171
NN Set Wiegand Retransmit Interval172
Enable Eata173
Enable Fifth Alternate Group Select174
Display Hardware Configuration Information175
Display Communications Port Parameters176
Display Communications Protocol Status177
Display I/O Status178
Table 7-8 Open/Closed Conditions for Output Status179
Display RF Status180
Display Presence Input Status181
Display RF0 Filter Status183
Display Wiegand Mode Status184
Display Flash Checksum185
Display Tag Protocols186
Reader Control Functions — Command Group 6187
Enable Data Inquiry Protocol188
Disable Echo Mode189
Select Predefined Output Control (Factory Default)190
Select RF-By-Input Control (Factory Default)191
NN Select ATA Operating Range (Distance)194
XX Set IAG RF Attenuation195
NN Set Synchronization Output Delay Time196
NN Set Synchronization Hold off Time197
Reset Power Fail Bit198
Table 7-18 Output Pulse Duration Commands199
N Select Presence Without Tag Report Option200
N Select RF Control Algorithm201
N Select Input Inversion Option202
S...S Set Serial Number203
Set User-Programmable Group Select Equals (GSE) Filter205
Auxiliary Reader Control — Command Group 8206
Configuring the Reader209
Default Operating Parameter Settings210
Configuring Parameters with Terminal Emulation Software211
Starting the Terminal Emulation Software212
Figure 8-2 Phone Number Dialog Box213
Verifying Communications214
Figure 8-5 Sign-On Message215
Verifying Tag Read Capability216
Figure 8-6 Successful Tag Read217
Configuring Encompass 4 Parameters218
Appended Tag Data219
Reset Reader220
Radio Frequency221
Vehicle Detector Controlling RF Transmission222
Sense Inputs223
Serial Port Communications224
Communications Protocol225
Physically Orienting the Encompass 4 Reader226
Fine-Tuning the Read Zone by Adjusting Sensitivity Range227
Error Messages231
Troubleshooting232
Encompass 4 Reader Repair235
Technical Specifications247
Hardware Features247
Environmental Parameters248
Communications Interfaces251
Cable Supplied with the Encompass 4 Reader252
RS–232 Interface253
RS–422 Interface254
Wiegand Interface255
Low-Voltage DC Power257
Input/Output Cabling Assignments258
Table C-13 Sense Input/Output Cabling Assignments for Alternate Wire Cable260
Summary Table262
Table D-1 Encompass 4 Reader Default Configuration Settings267
Table D-2 Encompass 4 Reader Commands Listed Numerically269
Table D-3 Encompass 4 Reader Commands Listed Alphabetically281
Table E-1 Sego Protocol Tags295
Table E-2 Ego Protocol Tags296
Tag Data Formats298

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