To securely report the end of an alarm state or fault state detected by another alarm to radio equipment connected to the other alarm even when a failure occurs in radio communication between alarms.
If start data that a first transmitting means A of the radio equipment to which an alarm 1 outputting an alarm signal is connected outputs at every predetermined time from the start of output of the alarm signal are not received by another radio equipment even after a second predetermined time longer than the predetermined time passes after last reception, an interlocking report end means E ends reporting of an alarm state or fault state relating to the alarm 1 connected to the other radio device that the interlocking alarm means D makes the alarm 1 at the connection destination perform as the start data are received even if cancel data that a second transmitting means B of a radio device to which the alarm 1 which stops outputting the alarm signal is connected outputs at the end of output of the alarm signal are not received.
COPYRIGHT: (C)2007,JPO&INPIT
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TAKABAYASHI WATARU
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| JPH11154286A | 1999-06-08 | |||
| JPH10208132A | 1998-08-07 | |||
| JPH09212777A | 1997-08-15 | |||
| JPS62109198A | 1987-05-20 |
Hiroshi Ochi
Sadao Matsumura
Isamu Kakiuchi