Infinite Peripherals SCOM-100 Manuel d'utilisateur télécharger pdf (Page 40)

SCOM-100, User guide 40

4.5.3 Clearing the analog input configuration

Any analog input configuration settings such as alarm,

naming, messaging and scaling can be cleared using the

command:

1210,m,n

1210: Command ID

m: Module number (0 for SCOM-100 main

unit, 1-4 for AI-4 expansion units)

n: Input number (1-2 for SCOM-100 main

unit, 1-4 for AI-4 expansion units)

4.5.4 Setting the analog inputs alarm deadband

A special command is available to configure alarm

deadband (hysteresis) for all analog inputs. Alarm

deadband is a small range in the total scale of the input

signal where alarm states remain indifferent, holding on

their last value - in order to avoid frequent SMS

transmissions.

The Alarm deadband is given as a percent of the total

scale.

1800,d

1800: Command ID

d: Alarm deadband value in % up to 5% of

the total scale (0-5% in 0.1 steps).

Example: d =2.3%

1 2 ... 35 36 37 38 39 40 41 42 43 44 45 ... 74 75

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Infinite Peripherals SCOM-100 Manuel d'utilisateur Page 40