Infinite Peripherals SCOM-100 Bedienungsanleitung PDF herunterladen (Seite 42)

SCOM-100, User guide 42

dt: ‘Derivative time’ (D) value between 1-

200 sec. A zero value disables the

drivative part (not relevant for ON/OFF

control)..

ct: ‘Cycle time’ value between 1 and 15

minutes, representing the pulse width

modulation period of the digital output

(not relevant for ON/OFF control).

h: ‘Hysteresis’ value in [%] of the analog

input scale (0-20%) for ON/OFF control

(not relevant for PID control).

Changing the set point value

1255,id,sp

1255: Command ID.

id: Function block ID (1-4).

sp: Set point value in the range of the

analog input scale.

Setting the Function block state

The ON/OFF or PID control function block can be

enabled or disabled with this SMS command:

1251,id,s

1251: Command ID.

id: Function block ID (1-4).

s: 1: enable, 0:disable

Controlling the Function block state

A digital input can be configured to control the

Enabled/Disabled status of the function block.

The following command selects the digital input.

1 2 ... 37 38 39 40 41 42 43 44 45 46 47 ... 74 75

Keine Kommentare

Infinite Peripherals SCOM-100 Bedienungsanleitung Seite 42