ZETRON 1708 - Model 1708 RTU Silkscreen Diagram

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025-9209K 63

MODEL 1708 REMOTE TERMINAL UNIT SILKSCREEN (702-9439F)

Main Page

Table of Contents4
Introduction9
General9
System Description10
Modbus System10
Connections11
Specifications13
Physical Specifications13
Rs-232 Interface13
Radio Interface13
Radio Modem Specifications13
Signal Integrity14
I/O Specifications14
External Inputs14
External Outputs14
Operation15
General Operation15
Addressing the Rtu16
Configuration17
Accessing the RTU Program Mode17
Main Menu18
Prekey Time18
Channel Busy Detect19
Channel Busy Timeout19
Transceiver Type19
Address Extension19
Controller Address19
Group Call Address19
Factory Defaults20
Fail Safe Setup20
Communication Failure Enable20
Channel Use Limits21
Enable/Disable Exception Reports21
Store and Forward21
Slot no22
Source Address22
Destination Address22
Replacement Source Address22
Replacement Destination Address22
Next Slot22
Example22
Digital Input Definition23
Enable Input23
Disable Input24
N/O Input24
N/C Input24
Status Input24
Debounce Time24
Next Input24
Digital Output Definition25
Latched Mode25
Momentary Mode25
Output on25
Force Output off25
Next Output25
Analog Input Definition26
Enable Input26
Disable Input26
High Threshold26
Low Threshold26
High Reset27
Low Reset27
Accumulator Sampling Rate27
Change Alert27
Change Debounce27
Next Input27
System Operational Limits28
Inputs28
Outputs28
Power29
Radio Connections and Associated Problems29
Critical System Failures Summary30
Modbus System Set up31
Modbus Option31
Communications32
Polled-Only System32
Report-By-Exception System32
Which Is Better - Polled-Only or Report-By-Exception33
Modbus Master Requirements33
Configuring the 1700 Controller34
MODBUS Menu34
Polled-Only Configuration34
Report-By-Exception Configuration35
RS-232 Watchdog Configuration36
CONFIGURING the Rtus36
Assign Addresses36
MODBUS Version of the RTU Menu37
Configuring the Master Pc (or Plc)37
Basic Modbus I/O Addressing38
Using Accumulators and Counters39
Software Products for the Modbus Protocol44
Set up and Installation45
Installation45
Power Connection45
System Grounding45
Radio Connection46
Step 1. Cable Connection46
Step 2. Carrier Detect and Push to Talk Settings46
Step 3. Transmit and Receive Audio Adjustment47
Model 1708 Jumpers and I/O48
Model 1708 Jumper Settings48
Model 1708 I/O Connections48
Model 1716 Jumpers and I/O50
Model 1716 Jumper Settings50
Model 1716 I/O CONNECTIONS51
Connection of Local Rtu to Model 1700 Controller52
50-Pin Industrial I/O Board Connector53
Theory of Operation55
Basic Functional Description55
Functional Block Diagram55
Troubleshooting Guide57
Overview57
Repair59
Model 1708/1716 Cover Removal and Replacement59
Model 1700 Series Enclosure Outline (024-0057B)60
Model 1700 Series Enclosure Instructions (024-0056D)61
Model 1708 Remote Terminal Unit Silkscreen (702-9439F)63
Model 1716 Remote Terminal Unit Silkscreen (702-9440F)64
Communicating over Two-Wire Balanced Line (600Ω)65
Model 1730/1732 Communications and I/O Test Program67
Starting the Program67
Setting Options68
The Poll Menu69
The Set Menu70
The Clear Menu71
Glossary73

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ZETRON 1708 - Model 1708 RTU Silkscreen Diagram

Table of Contents

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