Owner's manual
Table Of Contents
- Title Page
- Table of Contents
- 1. Introduction
- 2. Message Summary
- 3. Operating Characteristics
- 4. SECS Message Detail
- 4.1 SML Notation
- 4.2 SECS Messages
- S1F1 - Are You There
- S1F2 - On Line Data (Equipment to Host)
- S1F2 - On Line Data (Host to Equipment)
- S1F3 - Selected Status Request
- S1F4 - Selected Status Data
- S1F11 - Status Variable Namelist Request
- S1F12 - Status Variable Namelist Reply
- S1F13 - Connect Request
- S1F14 - Connect Request Acknowledge
- S1F15 - Request Off-Line
- S1F16 - Off-Line Acknowledge
- S1F17 - Request On-Line
- S1F18 - On-Line Acknowledge
- S1F65 - Connect Request
- S1F66 - Connect Request Acknowledge
- S2F13 - Equipment Constant Request
- S2F14 - Equipment Constant Data
- S2F15 - New Equipment Constant Send
- S2F16 - Equipment Constant Send Acknowledge
- S2F17 - Date and Time Request
- S2F18 - Date and Time Data
- S2F23 - Trace Initialize Send
- S2F24 - Trace Initialize Acknowledge
- S2F25 - Diagnostic Loopback Request
- S2F26 - Diagnostic Loopback Data
- S2F27 - Initiate Process Request
- S2F28 - Initiate Process Acknowledge
- S2F29 - Equipment Constant Namelist Request
- S2F30 - Equipment Constant Namelist Reply
- S2F31 - Date and Time Send
- S2F32 - Date and Time Acknowledge
- S2F33 - Define Report
- S2F34 - Define Report Acknowledge
- S2F35 - Link Event Report
- S2F36 - Link Event Report Acknowledge
- S2F37 - Enable/Disable Event Report
- S2F38 - Enable/Disable Event Report Acknowledge
- S2F39 - Multi-Block Inquire
- S2F40 - Multi-Block Grant
- S2F41 - Remote Command with Parameters
- S2F42 - Remote Command Acknowledge
- S2F43 - Reset Spooling Streams and Functions
- S2F44 - Reset Spooling Acknowledge
- S2F45 - Define Variable Limits Attributes
- S2F46 - Variable Limit Attribute Acknowledge
- S2F47 - Variable Limit Attribute Request
- S2F48 - Variable Limit Attributes Send
- S5F1 - Alarm Report
- S5F2 - Alarm Acknowledge
- S5F3 - Enable/Disable Alarm Send
- S5F4 - Enable/Disable Alarm Acknowledge
- S5F5 - List Alarms Request
- S5F6 - List Alarm Data
- S5F7 - List Enabled Alarms Request
- S5F8 - List Enabled Alarm Data
- S5F71 - Alarm Report Block Send
- S5F72 - Alarm Report Block Acknowledge
- S5F73 - Alarm Report Block Acknowledge
- S5F74 - Alarm Notification Acknowledge
- S6F1 - Trace Data Send
- S6F2 - Trace Data Acknowledge
- S6F3 - Annotated Event Report
- S6F4 - Annotated Event Report Acknowledge
- S6F5 - Multi-Block Data Send Inquire
- S6F6 - Multi-Block Grant
- S6F9 - Event Report
- S6F10 - Event Report Acknowledge
- S6F11 - Event Report Send
- S6F12 - Event Report Acknowledge
- S6F13 - Annotated Event Report Send
- S6F14 - Annotated Event Report Acknowledge
- S6F15 - Event Report Request
- S6F16 - Event Report Data
- S6F17 - Annotated Event Report Request
- S6F18 - Annotated Event Report Data
- S6F19 - Request Report Request
- S6F20 - Request Report Data
- S6F21 - Request Annotated Report Request
- S6F22 - Request Annotated Report Data
- S6F23 - Request Spooled Data
- S6F24 - Request Spooled Data Acknowledge
- S7F1 - Process Program Load Inquire
- S7F2 - Process Program Load Grant
- S7F3 - Process Program Send
- S7F4 - Process Program Acknowledge
- S7F5 - Process Program Request
- S7F6 - Process Program Data
- S7F17 - Process Program Delete
- S7F18 - Process Program Delete Acknowledge
- S7F19 - Process Program Directory Request
- S7F20 - Process Program Directory
- S9F1 - Unrecognized Device ID
- S9F3 - Unrecognized Stream
- S9F5 - Unrecognized Function
- S9F7 Invalid Data
- S9F9 Transaction Timer Timeout
- S9F11 - Data Too Long
- S10F1 - Terminal Request
- S10F2 - Terminal Request Acknowledge
- S10F3 - Terminal Display, Single
- S10F4 - Terminal Display Single Acknowledge
- S10F5 - Terminal Display, Multiblock
- S10F6 - Terminal Display Multiblock Acknowledge
- S10F9 - Broadcast
- S10F10 - Broadcast Acknowledge
- 5. SECS Scenarios
- 5.1 Equipment Communications
- Equipment Establishes Communications
- Host Establishes Communications
- Simultaneous Establish Communications
- Losing Connection, Re-Connecting
- Heartbeat
- Host Initializes Event Reporting
- Equipment Reports Event
- Equipment Reports Annotated Event
- Host Initiates Trace
- Host Terminates Trace
- Host Requests Status
- Host Defines Limits
- Host Queries Defined Limits
- Host Requests Report by CEID
- Host Requests Annotated Report by CEID
- Host Requests Report by RPTID
- Host Requests Annotated Report by RPTID
- Are You There
- Host Reads Equipment Constants
- Host Sets Equipment Constants
- 5.2 Data Collection
- 5.3 Alarms
- 5.4 Control State
- 5.5 Process Program Management
- 5.6 Equipment Terminal Communications
- 5.7 SECS Error Messages
- 5.8 Clock
- 5.9 Spooling
- 5.1 Equipment Communications
- 6. Machine Variable Definitions
- 7. Host-to-Equipment Messages
- 8. Equipment-to-Host Messages
- Appendixes
- Glossary

5.1.4 Losing Connection, Re-Connecting
Table 5-4 SECS Messages Losing Connection, Re-Connecting
Step SECS Message Description
1. H <- E SxFy Any Message. The Equipment encounters SECS block
transmission errors while attempting to send a message to
the Host., and reaches its Retry Limit (RTY). The Equipment
considers the SECS link as disconnected. Spooling will
become Active if enabled.
2. H <-E S1F13 W Connect Request. The Equipment attempts to re-establish
the link.
3. If the send is not successful, or if no reply is received from
the Host, the Equipment waits for
“EstablishCommunicationsTimer” seconds and then goes
back to Step 2.
4. H -> E S1F14 The Host acknowledges, sending COMMACK of “0”. The link
is now re-connected.
5.1.5 Heartbeat
Table 5-5 SECS Messages Heartbeat
Step SECS Message Description
1. H <- E S1F1 W Are You There. The Equipment sends this message
periodically to determine if the SECS link is still intact.
2. H -> E S1F2 On Line Data. The Host replies. The Equipment knows that
the link is still intact.
SECS Scenarios 5-3