Setting Setpoint In Automatic Mode; Opening/Closing The Actuator In Manual Mode; Modbus Communication Display Via Pv-Display; Displaying The Manipulated Variable Y Via Pv-Display - Baelz Automatic 6490B Device Manual

Device manual
2.1 Setting setpoint
Setting range: SP.L to SP.H
Fixed setpoint if S2.d is assigned to a digital input which is active (setpoint fixed to SP.2) or if S.C = 1 (settings via modbus,
only).
2.2 Opening/closing the actuator
2.3

Modbus communication display via PV-display

+ >1s
around with the next modbus package and starts counting up from 0 again. If the display does not change the controller is not
addressed via modbus.
To return to the process variable display, hold down the
variable is displayed.
2.4

Displaying the manipulated variable Y via PV-display

+ >1s
again until the process variable is displayed.
W. Bälz & Sohn GmbH & Co.
in automatic mode
in manual mode
To switch over to the modbus communication display, hold down the
simultaneously for at least 1 second until "c." is displayed in the left segment of the display. The
other 3 segments show the communication display as a 1-byte counter with a range of 0 to 255.
With each valid modbus package it counts up one unit. When the counter reaches 255 it wraps
To switch over to the manipulated variable Y display, hold down the
simultaneously for at least 1 second until "Y." is displayed in the left segment of the display. The
other 3 segments show the manipulated variable Y as a numerical value (0...100) in percent.
To return to the process variable display, hold down the
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- key and the - key simultaneously again until the process
Telefon (07131) 1500-0
6490B / 6490B-y / 6590B
- key and the
- key and the
- key and the - key simultaneously
Telefax (07131) 1500-21
Page 6
- key
- key