| PV type | Signal values | PLC's I/O type | Modbus Address | PLC register name |
|---|
| Reset Interlocks/Latches | PV name | input | Signal values | REQ | 7 | a0.i0 |
| Pause Heartbeat | PV name | input | Signal values | REQ | 6 | a0.i1 |
| HW Enable | PPS:AAA:N:HwEnable | output | Disabled (MAJOR), Enabled (NO_ALARM) | RT-IN | 7 | a0.o0 |
| LCLS Secure | PPS:AAA:N:LclsSecure | output | Not_Secure (MAJOR), Secure (NO_ALARM) | RT-IN | 6 | a0.o1 |
| RSY Secure | PPS:AAA:N:RsySecure | output | Not_Secure (MAJOR), Secure (NO_ALARM) | RT-IN | 5 | a0.o2 |
| BSY BSOICs OK (AKA BSOIC Group-C) | BSOC:BSY0:1:Sumy | output | Fault (MAJOR), Ok (NO_ALARM) | RT-IN | 4 | a0.o3 |
| PLC2 panel Stopper-Enable Keyswitch | PPS:AAA:N:StopperEnable | output | Not_Enabled (MAJOR), Enabled (NO_ALARM) | RT-IN | 3 | a0.o4 |
| Heartbeat IN (from opposite chain) | PLC:AAA:N:HbXIn | output | Zero (NO_ALARM), One (NO_ALARM) | RT-IN | 2 | a0.o5 |
| Cross-Interlock input HX Permit (test-switched A or B) | PLC:AAA:N:XInterlockIn | output | NotReady (MAJOR), Ready (NO_ALARM) | RT-IN | 1 | a0.o6 |
| Cross-Interlock input SX Permit (test-switched A or B) | PLC:AAA:N:XInterlockIn | output | NotReady (MAJOR), Ready (NO_ALARM) | RT-IN | 0 | a0.o7 |
| Safety Relay Feedback – HX Summary OFF | PPS:AAA:N:Sr[In|Out] | output | Fault (MAJOR), Ok (NO_ALARM) | RT-IN | 15 | a0.o8 |
| Safety Relay Feedback – SX Summary OFF | PPS:AAA:N:Sr[In|Out] | output | Fault (MAJOR), Ok (NO_ALARM) | RT-IN | 14 | a0.o9 |
| Test Mode Keyswitch status | PLC:AAA:N:TestMode | output | Test (MAJOR), Normal (NO_ALARM) | RT-IN | 13 | a0.o10 |
| STP-D2 Summary OUT | STPR:AAA:N:StxxOut | output | Test (MAJOR), Normal (NO_ALARM) | RT-IN | 8 | a0.o15 |
| HX-Kicker Magnet OFF | KICK:AAA:N:xxx:Off | output | NotOff (MAJOR), Off (NO_ALARM) | RT-IN | 23 | a0.o16 |
| HX-SepMrg Magnet OFF | PV name | output | Signal values | RT-IN | 22 | a0.o17 |
| BYKIK OFF | KICK:AAA:N:xxx:Off | output | NotOff (MAJOR), Off (NO_ALARM) | RT-IN | 21 | a0.o18 |
| H1.3 ST1L0 IN | PV name | output | Signal values | RT-IN | 20 | a0.o19 |
HX-Kicker Admin enable: Input deriving as a summary from multiple administrative keyswitches (from ACR and NEH) , for allowing beam into the BSY. Operates similar to the “beam enable keyswitch”, but control is solely via PLC software, instead of interrupting physical circuit. | PPS:AAA:N:AcrEnable | output | NotEnabled (MAJOR), Enabled (NO_ALARM) | RT-IN | 19 | a0.o20 |
| Spare (HX-Kicker interlock) | PPS:AAA:N:Spare$(bit) | output | Fault (MAJOR), Ok (NO_ALARM) | RT-IN | 18 | a0.o21 |
| STP-34 Summary OUT | STPR:AAA:N:StxxOut | output | Test (MAJOR), Normal (NO_ALARM) | RT-IN | 95 | a0.o64 |
| SX-Kicker Magnet OFF | KICK:AAA:N:xxx:Off | output | NotOff (MAJOR), Off (NO_ALARM) | RT-IN | 94 | a0.o65 |
| SX-Septum Magnet OFF | PV name | output | Signal values | RT-IN | 93 | a0.o66 |
| BYKIKS Magnet OFF | KICK:AAA:N:xxx:Off | output | NotOff (MAJOR), Off (NO_ALARM) | RT-IN | 92 | a0.o67 |
| CL-Merge Magnet OFF | PV name | output | Signal values | RT-IN | 91 | a0.o68 |
| SX-Kicker Admin enable: Input deriving as a summary from multiple administrative keyswitches (from ACR and NEH) , for allowing beam into the BSY. Operates similar to the “beam enable keyswitch”, but control is solely via PLC software, instead of interrupting physical circuit. | PPS:AAA:N:AcrEnable | output | NotEnabled (MAJOR), Enabled (NO_ALARM) | RT-IN | 90 | a0.o69 |
| Spare (SX-Kicker interlock) | PPS:AAA:N:Spare$(bit) | output | Fault (MAJOR), Ok (NO_ALARM) | RT-IN | 89 | a0.o70 |
| HX-Kicker and HX-SepMrg Permit | PV name | output | Signal values | RT-OUT | 103 | a0.o72 |
| HX-Kicker and HX-SepMrg Permit (RET) | PV name | output | Signal values | RT-OUT | 102 | a0.o73 |
| HX-Kicker/SepMrg Summary OFF to relay | KICK:AAA:N:xxx:Off | output | NotOff (MAJOR), Off (NO_ALARM) | RT-OUT | 101 | a0.o74 |
| HX "Kicker Conditions OK" to PLC1 | PV name | output | Signal values | RT-OUT | 100 | a0.o75 |
| SX-Kicker and SX-Septum Permit | PV name | output | Signal values | RT-OUT | 99 | a0.o76 |
| SX-Kicker and SX-Septum Permit (RET) | PV name | output | Signal values | RT-OUT | 98 | a0.o77 |
| SX-Kicker/Septum Summary Magnet OFF to relay | KICK:AAA:N:xxx:Off | output | NotOff (MAJOR), Off (NO_ALARM) | RT-OUT | 97 | a0.o78 |
| SX "Kicker Conditions OK" to PLC1 | PV name | output | Signal values | RT-OUT | 96 | a0.o79 |
| Cross-Interlock HX Permit (RT to testswitch for test mode) | PLC:AAA:N:XInterlockTest | output | NotReady (MAJOR), Ready (NO_ALARM) | RT-OUT | 111 | a0.o80 |
| Cross-Interlock HX Permit (RT to testswitch for other chain) | PLC:AAA:N:XInterlockOut | output | NotReady (MAJOR), Ready (NO_ALARM) | RT-OUT | 110 | a0.o81 |
| Cross-Interlock SX Permit (RT to testswitch for test mode) | PLC:AAA:N:XInterlockTest | output | NotReady (MAJOR), Ready (NO_ALARM) | RT-OUT | 109 | a0.o82 |
| Cross-Interlock SX Permit (RT to testswitch for other chain) | PLC:AAA:N:XInterlockOut | output | NotReady (MAJOR), Ready (NO_ALARM) | RT-OUT | 108 | a0.o83 |
| ACR Hardware alarm | PPS:AAA:N:HwAlrmWarn | output | Fault (MAJOR), Ok (NO_ALARM) | RT-OUT | 107 | a0.o84 |
| Heartbeat OUT (to opposite chain) | PLC:AAA:N:HbXOut | output | Zero (NO_ALARM), One (NO_ALARM) | RT-OUT | 106 | a0.o85 |
| LCLS Secure | PPS:AAA:N:LclsSecure | output | Not_Secure (MAJOR), Secure (NO_ALARM) | LAT | 104 | a0.o87 |
| RSY Secure | PPS:AAA:N:RsySecure | output | Not_Secure (MAJOR), Secure (NO_ALARM) | LAT | 119 | a0.o88 |
| BSY BSOICs OK (AKA BSOIC Group-C) | BSOC:BSY:N:LclsSecure | output | Fault (MAJOR), Ok (NO_ALARM) | LAT | 118 | a0.o89 |
| PLC2 panel Stopper-Enable Keyswitch | PPS:AAA:N:StopperEnable | output | Not_Enabled (MAJOR), Enabled (NO_ALARM) | LAT | 117 | a0.o90 |
| STP-D2 Summary OUT | STPR:AAA:N:StxxOut | output | Test (MAJOR), Normal (NO_ALARM) | LAT | 116 | a0.o91 |
| HX-Kicker Magnet OFF | KICK:AAA:N:xxx:Off | output | NotOff (MAJOR), Off (NO_ALARM) | LAT | 115 | a0.o92 |
| HX-SepMrg Magnet OFF | PV name | output | Signal values | LAT | 114 | a0.o93 |
| BYKIK OFF | KICK:AAA:N:xxx:Off | output | NotOff (MAJOR), Off (NO_ALARM) | LAT | 113 | a0.o94 |
| H1.3 ST1L0 IN | PV name | output | Signal values | LAT | 112 | a0.o95 |
| HX-Kicker Admin Enable | PPS:AAA:N:AcrEnable | output | NotEnabled (MAJOR), Enabled (NO_ALARM) | LAT | 127 | a0.o96 |
| Spare (HX-Kicker interlock) | PPS:AAA:N:Spare$(bit) | output | Fault (MAJOR), Ok (NO_ALARM) | LAT | 126 | a0.o97 |
| STP-34 Summary OUT | STPR:AAA:N:StxxOut | output | Test (MAJOR), Normal (NO_ALARM) | LAT | 125 | a0.o98 |
| SX-Kicker Magnet OFF | KICK:AAA:N:xxx:Off | output | NotOff (MAJOR), Off (NO_ALARM) | LAT | 124 | a0.o99 |
| SX-Septum Magnet OFF | PV name | output | Signal values | LAT | 123 | a0.o100 |
| BYKIKS Magnet OFF | KICK:AAA:N:xxx:Off | output | NotOff (MAJOR), Off (NO_ALARM) | LAT | 122 | a0.o101 |
| CL-Merge Magnet OFF | PV name | output | Signal values | LAT | 121 | a0.o102 |
| SX-Kicker Admin Enable | PPS:AAA:N:AcrEnable | output | NotEnabled (MAJOR), Enabled (NO_ALARM) | LAT | 120 | a0.o103 |
| Spare (SX-Kicker interlock) | PPS:AAA:N:Spare$(bit) | output | Fault (MAJOR), Ok (NO_ALARM) | LAT | 135 | a0.o104 |
| BCS Fault from PLC2 | PPS:AAA:N:BCSFault | output | Fault (MAJOR), Ok (NO_ALARM) | RT-OUT | 132 | a0.o107 |
| Heartbeat OK | PLC:AAA:N:HrtBtOk | output | Fault (MAJOR), Ok (NO_ALARM) | RT-OUT | 132 | a0.o108 |
| Magnet Status HX-Kicker/SepMrg Fault | PV name | output | Signal values | RT-OUT | 131 | a0.o109 |
| Magnet Status SX-Kicker/Septum Fault | PV name | output | Signal values | RT-OUT | 130 | a0.o110 |
| Magnet Status BYKIK Fault | PV name | output | Signal values | RT-OUT | 129 | a0.o111 |
| Magnet Status BYKIKS Fault | PV name | output | Signal values | RT-OUT | 143 | a0.o112 |
| Safety Relay HX Summary OFF OK | PPS:AAA:N:Sr[In|Out] | output | Fault (MAJOR), Ok (NO_ALARM) | RT-OUT | 142 | a0.o113 |
| Safety Relay SX Summary OFF OK | PPS:AAA:N:Sr[In|Out] | output | Fault (MAJOR), Ok (NO_ALARM) | RT-OUT | 141 | a0.o114 |
| Heartbeat OK | PLC:AAA:N:HrtBtOk | output | Fault (MAJOR), Ok (NO_ALARM) | LAT | 137 | a0.o118 |
| Magnet Status HX-Kicker/SepMrg Fault | PV name | output | Signal values | LAT | 136 | a0.o119 |
| Magnet Status SX-Kicker/Septum Fault | PV name | output | Signal values | LAT | 151 | a0.o120 |
| Magnet Status BYKIK Fault | PV name | output | Signal values | LAT | 150 | a0.o121 |
| Magnet Status BYKIKS Fault | PV name | output | Signal values | LAT | 149 | a0.o122 |
| Safety Relay HX Summary OFF OK | PPS:AAA:N:Sr[In|Out] | output | Fault (MAJOR), Ok (NO_ALARM) | LAT | 148 | a0.o123 |
| Safety Relay SX Summary OFF OK | PPS:AAA:N:Sr[In|Out] | output | Fault (MAJOR), Ok (NO_ALARM) | LAT | 147 | a0.o124 |
