Burkert 8619 Operating Instructions Manual page 17

Type 8619
Description
5.6 Functional diagram
INPUTS
Digital inputs or frequency
inputs
Analogue inputs,
current or voltage
PVN
(process variable network) 2)
PVC 3)
Conductivity sensor
(2 or 4 electrodes)
pH/Redox sensor
Temperature sensor
Pt100 / Pt1000
1) Simultaneously active
2) P VN: Process variable network. Process variables (PV) coming from a network controller (for example a PLC) via the
Ethernet network (see chapter 9.27)
3) PVC: process variables (PV) whose value can be defined by the user in the Process level (see chapter 9.13)
4) E thernet data: values coming from the 8619 MultiCELL via the Ethernet network to a network controller (for example a
PLC).
Refer to the supplement related to the digital communication for the Type 8619, available on:
country.burkert.com
5.6.1 Arithmetic functions
Availability Standard on all models
Formula • A + B
• A – B
• A / B
• A * B
Operation between two process variables.
Use
→ To set the parameters of the function, refer to section 9.14.
FUNCTIONS 1)
Function 1
...
Function
12
OUTPUTS
OUTPUT SIGNAL
PWM or
Transistor, on/off or
1 and 2 PFM or
pulse
4...20 mA, 4...20 mA
1 and 2
Ethernet data 4)
Display
Memory card
English
17