【正文】 | “data” | ETX | Checksum |其中：password 8 個數(shù)字cmd 1, cmd2 dataA 1 Pointed Alarms clusterDate ‘’Time ‘’1 character (0/1/2/3 = End/Start /wrong LRC/empty, 2 characters of the triggering alarm codeAlarms cluster identical to request of message alarmsMeasures cluster identical to request message measureStatus UPS blocks cluster identical to request message status UPS blocks(0, 0, 0, 0 if not exhisting)( * if not ASCII character with the exception of field Start/End, if not ASCII set as wrong LRC)A 2 A2 (set pointer to the last received alarm)A 3 A3 (pointer on the previous alarm of the buffer)A 4 A4 (delete alarms buffer)Chapter 9 PROTOCOL OF INTERNAL RS 485. Power plant UPS Communication systemPage 43(03/00) 讀取事件歷史記錄PC | SOH | 98H | 0DH | STX | Address UPS | “cmd1” | “cmd2” | “password” | ETX | Checksum |NODE | SOH | A0H | var. | STX | Address | Mode | Group | “cmd1” | “cmd2” | “data” | ETX| Checksum |其中：password 8 個數(shù)字cmd1, cmd2 dataP A First subblock of the pointed alarms clusteridentical to the mand format A1 of the “Alarm History”note: cmd2 = B,.C, D, E, F, G, H, I, J, K access to next subblock after pointed clusterP 2 P2 (set pointer to the last alarm cluster receivedP 3 P3 (pointer to the previuous alarm cluster of the buffer)P 4 P4 (delete alarms buffer) 讀取 MODEM 歷史記錄（目前無用）PC | SOH | 98H | 0DH | STX | Address UPS | “cmd1” | “cmd2” | ”password” | ETX | Checksum |NODE | SOH | A0H | var. | STX | Address | Mode | Group| “cmd1” | “cmd2” | ”data” | ETX | Checksum |其中：password 8 個數(shù)字 (不受 UPS 控制)cmd1, cmd2 dataM A first subblock of the pointed alarms clusteridentical to mand format A1 of Alarm Historynote: cmd2 = B,.C, D, E, F, G, H, I, J, K access to subblocks after the pointed clusterM 4 (delete alarm buffer mand of session ending) 獲取節(jié)點狀態(tài)（目前無用）PC | SOH | 99H | 05H | STX | “000” | ETX | Checksum |NODE | SOH | A0H | 24H | STX | Address | Mode | Group | “00” | call type | node id. | node status | ETX | |Checksum |where:call type 0 = no call (example local PC)1 = call from remote PC2 = call from Alarm3 = timed call from NODEnode identifier 20 characters of telephone number(blank by no digits)node status 8 characters UPS1 .... UPS8 with 0 = normal operation1 = on alarm2 = not connectedPower plant UPS Chapter 9 PROTOCOL OF INTERNAL RS 485.Communication systemPage 44 (03/00) 獲取 MODEM 頁面參數(shù)（目前無用）PC | SOH | 9AH | 05H | STX | Address | “L@” | ETX | Checksum |NODE | SOH | A0H | D5H | STX | Address | Node | Group | “L@” | parameters | ETX | Checksum |其中：parameters:MODEM code 20 charactersInitialization string 80 charactersNode first phone number 20 charactersNode sec. phone number 20 charactersRem. first phone number 20 charactersRem. sec. phone number 20 charactersDial type 1 character 0 = DEC / 1 = MFCall on alarm 1 character 0 = NO / 1 = YESDate of programmed calls 8 characters Time of programmed calls 8 characters Timeout days for programmed calls 2 characters ddTimeout hours for programmed calls 2 characters hhNumber of programmed calls 4 characters (0000:9999)(0000 = no calls / 9999 = always) 設置 MODEM 參數(shù)（目前無用）PC | SOH | 9AH | 60H | STX | Address UPS| “S (blank)”| “password“ | “code data” | “data” | ETX || Checksum |NODE | SOH | A0H | 07H | STX | Address | Mode | Group | “S (blank)” | ETX | Checksum |其中password 8 characterscodedata 3 characters (000:999)data: 80 characters with right alignment(ex. 0....00000035) and the following field code:01 MODEM code02 Initialization string03 Node first phone number04 Node sec. phone number05 Rem. first phone number06 Rem sec. phone number07 Dial type08 Call on alarm09 Date of programmed calls10 Time of programmed calls11 Timeout days for programmed calls12 Timeout hours for programmed calls13 Number of programmed callsChapter 9 PROTOCOL OF INTERNAL RS 485. Power plant UPS Communication systemPage 45(03/00) 獲取告警蜂鳴器和 LED 設置狀態(tài)PC | SOH | 9BH | 05H | STX | Address | 39。L@39。 | ETX | Checksum |NODE | SOH | A0H | A7H | STX | Address | Mode | Group | 39。L@39。 | parameters | ETX | Checksum |其中：parameters:buzzer string programming 80 characters 0 = OFF1 = continuos2 = flashing3 = single beepled string programming 80 characters 0 = OFF1 = continuos2 = flashing 設置告警蜂鳴器和 LED 狀態(tài)PC | SOH | 9BH | 11H | STX | Address | 39。S (blank)| “password“ | “code data” | “data” | ETX | Checksum |NODE | SOH | A0H | 07H | STX | Address | Mode | Group | 39。S (blank)39。| ETX | Checksum |其中：password 8 characterscodedata 3 characters (000:999)001 alarm status buzzer 00080 alarm status buzzer 79081 alarm status led 00160 alarm status led 79data 1 characterPower plant UPS Chapter 9 PROTOCOL OF INTERNAL RS 485.Communication systemPage 56 (03/00) 獲取 23 個 LED 狀態(tài)PC | SOH | 9DH | 05H | STX | Address | 39。SL39。 | ETX | Checksum |NODE | SOH | A0H | 1EH | STX | Address | Mode | Group | 39。SL39。 | Led1 .. Led23| ETX | Checksum |where:parameters:Led = 23 ascii characters representing status of 23 leds present into UPS Front Panel0 = Led OFF1 = Led ON2 = Led Flashing5. 內部的 RS485 總線這是在系統(tǒng)內部用于 UPS 之間通信的數(shù)據(jù)總線，它使得 PC 可以直接地訪問所有 UPS（不管是本地還是遠程的）