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Disp ensin g wi th a H eater The A djus t with Hea ter Switc hing OFF the M icro disp ensin g Sy stem Com mun icatio n Inte rface s Seria l Inte rface RS- 232C : 9-P in Su b-D Fig. 3 0: Se rial i nterfa ce Pin F uncti on…
Dispensing and Positioning of Dots (Modes)
Parameters for the Dispensing Process
Fig. 23: System behavior
Tab. 19: Parameters for dispensing
Minimum and Maximum Parameter Limits
Tab. 20: Minimum and maximum parameter limits
Input of Values
Saving Parameter Sets
Retrieving Parameter Sets
Select Pins
Fig. 25: Schematic of usage of select pins, example
Fig. 26: Circuit diagram
Tab. 21: Select Pin settings for the setups
Scenarios
Basics about Scenarios
Fig. 27: Scenarios of an MDC
Entering Scenarios
Scenario Selection with Select Pins
Fig. 24: Select Pins
Fig. 28: Select Pins
Fig. 29: Schematic of usage of select pins
Tab. 22: Select Pin settings
Factory Settings
Tab. 23: Factory settings of the setups
Tab. 24: Factory settings of the scenarios
First Drop
Tab. 25: First Drop Adjust
Fixed Adjust
Auxiliary Mode
Dispensing with a Heater
The Adjust with Heater
Switching OFF the Microdispensing System
Communication Interfaces
Serial Interface RS-232C: 9-Pin Sub-D
Fig. 30: Serial interface
Pin Functions
RS-232C Commands
Overview
Explanations
Nozzle unit
PLC-Interface: 15-pin, Sub-D
Fig. 31: PLC Interface: 15-pin, Sub-D
Pin Functions
PLC-Signals
Single-Shot Mode
Burst Mode (Example with Three Shots)
Fig. 32: Single-Shot Mode
Fig. 33: Burst Mode (Example with Three Shots)
External Mode
Infinite Mode
Fig. 34: External Mode
Fig. 35: Infinite Mode
Comparison of the signals DosOK and SingleDosOK for Scenario ON
and Scenario OFF
Fig. 36: PLC signals with Scenario OFF
Fig. 37: PLC signals with Scenario ON
Remote Adjust
What is the Remote Adjust
Advantages
Procedure
Fig. 38: Screw open the adjust screw completely
Remote First Drop
Tab. 26: Remote First Drop
AUX socket
Fig. 39: AUX socket
Fig. 40: Circuit diagram
Cleaning
Preliminary Notes
Heat Resistance of Sealing Materials
Tab. 27: Heat Resistance of Sealing Materials
Compatibility between Sealing Materials and Selected Media
Tab. 28: Compatibility between Sealing Material and Selected Media
Cleaning Methods
Pre-purifying
Nozzle insert
Rinsing with a purifying agent
Disassembling of the Valve
Fine Purification
Tab. 29: Disassembling of the valve
Tab. 30: Clean all components by hand
Assembling of the Valve
Tab. 31: Two-Finger-Seesaw-Test
Tab. 32: Re-assembling of the valve
Maintenance
Maintenance of Tappet, Tappet Sealing and Nozzle Insert
Maintenance of the Tappet
Maintenance of the Tappet Sealing