Burkert Type 7616 - Manual (Page 19)

19
Dosingsystem(Optional)
Control (1)
Hardware allocation: Control / Dosing unit Fig. 10:
Control (1) of the dosing unit based on the pre-configured
control frequencies
pin type status description
Error_OUT Output high
Hardware error, stop in case of
overtemperature
Dln_0 Input open
Z0: Operation via serial interface; both
dosing units are in standby after start-up
Dln_1 Input open
Dln_0 Input Ground Z1: Operation via serial interface; both
dosing units start with default parameters
(if configured) after start-up
Dln_1 Input open
Dln_0 Input open
Z2: Operation via PIN Dln_2 ... Dln_7
(Digital inputs)
Dln_1 Input Ground
Dln_0 Input Ground
Z3: Operation via PIN Pot_0 and Pot_1
(Analogue inputs)
Dln_1 Input Ground
Dln_2 Input open
If Z2: Dosing unit 1 off
Dln_3 Input open
Don_2 Input Ground If Z2: Dosing unit 1 operates at its pre-
configured frequency 1
(if configured)
Dln_3 Input open
Dln_2 Input open If Z2: Dosing unit 1 operates at its pre-
configured frequency 2
(if configured)
Dln_3 Input Ground
Dln_2 Input Ground If Z2: Dosing unit 1 operates at its pre-
configured frequency 3
(if configured)
Dln_3 Input Ground
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Type 7616