Operating instructions

80 1892 1335 - Orion Radio Modem Operating Instructions - v2.9 / Aug 2009
Description Set Read Syntax
Base Command Outstation Reply Base Command Outstation Reply
Alarms initiated by Outstation (expecting ack 04 IDS IDD 16 CH from Base station)
Announce entry into
Failsafe state
- - - 04 IDS IDD 67 CH To stop the outstation proceeding into failsafe state, the base
station must poll it with any valid command.
Digital input alarm
(Outstation initiates)
- - -
04 IDS IDD 91 bb
CH
State: byte bb bits 0 to 3 represent ports 1 to 4 respectively. Value
0 = Low, 1 = High
Alarm: byte bb bits 5 to 7 represent ports 1 to 4 respectively. Value
1 = alarm set, 0 = alarm clear.
Analogue input alarm
(Outstation initiates)
- - - 04 IDS IDD 92
aaaa bbbb cccc
dddd CH
Level: bytes mmmm, nnnn, oooo, pppp represent ports 1 to 4
respectively. Value 0 to 1023 in bits 0 to 9 represents proportion of
full scale output. Bit 15 of each pair of bytes is alarm status: 1 =
alarm set, 0 = alarm clear.
Pulse count alarm
(Outstation initiates)
Count is not reset.
- - - 04 IDS IDD 93 nn
aaaa CH
Port number: nn = 1 to 4
Count: aaaa = 1 - 1023
PSU alarm (high or
low) (Outstation
initiates)
- - - 04 IDS IDD 94
bbbb aa CH
Level: bbbb = 1 - 1023
Alarm: byte aa = 1 for alarm, 0 for clear