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Summary of Contents for Pfeiffer Vacuum DPG 202
- Page 1 OPERATING INSTRUCTIONS Translation of the original instructions DPG 202 Controller...
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Page 2: Table Of Contents
5.4 Configuring the data exchange ....... . . 11 5.5 Pfeiffer Vacuum Protocol for "RS-485" ......11 Operation . -
Page 3: About This Manual
About this manual Validity This operating manual is for customers of Pfeiffer Vacuum. It describes the functioning of the designated product and provides the most important information for safe use of the unit. The description follows applicable EU guidelines. All information provided in this operating manual refers to the current state of the product's development. -
Page 4: Safety
Installation and operation of accessories Pfeiffer Vacuum pumps can be equipped with a series of adapted accessories. The in- stallation, operation and maintenance of connected devices are described in detail in the operating instructions of the individual components. -
Page 5: Proper Use
EU directives and reassess it accord- ingly. ● The DPG 202 controler is used exclusively for connecting DigiLine gauges, e. g. CPT 100/200, RPT 100/200, PPT 100/200, HPT 100/200 and MPT 100/200. -
Page 6: Product Description
Product description Product description The DPG 202 controller is used in conjunction with the Pfeiffer Vacuum DigiLine gauges for measurement and control total pressures. The unit is ready to connect the gauges CPT 100/200, RPT 100/200, PPT 100/200, HPT 100/200 and MPT 100/200. -
Page 7: Range Of Application
Product description Range of application The unit DPG 202 must be installed and operated in the following ambient conditions: Installation location weather protected (indoor) Protection class IP 20 Installation altitude max. 2000 m Ambient temperature +5°C to +50°C Relative humidity 5 ... -
Page 8: Installation
Connecting to the mains power supply The DPG 202 is equipped with an universal power supply with an input voltage range of 95 ... 265 V AC. -
Page 9: Connections
Installation Mains connection socket If the unit is installed in a rack, the mains voltage must be supplied via a switched power distributor. Order the mains cable separately (see "accessories"). Switch off switch S1 on the power pack (position "0"). ... - Page 10 Set the address selector switch at the gauge to the required address (default setting: Connecting the "1"). gauge to the DPG 202 Connect the gauge to the control unit using the connection cable. controller Switch on the control unit.
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Page 11: Configuring The Data Exchange
● 1 stop bit ● no parity Pfeiffer Vacuum Protocol for "RS-485" The telegram frame of the Pfeiffer Vacuum protocol contains only ASCII code characters Telegram frame [32; 127], the exception being the end character of the message . Basically, a master ... - Page 12 Activating the key- [P:008]. board lock [P:008] Send telegram according table " Telegram examples" to the DPG 202. The unit ad- dress of the DPG 202 is factory set to 016 and cannot be changed. Handling Telegram to DPG 202...
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Page 13: Operation
Switch on power supply using switch S1 on the mains pack. The DPG 202 carries out a self test and the following appears on the display: – software version number, DPG 202 –... - Page 14 CH2: ● The address selection switch of the gauge has not been set on a RS-485 address 1 or 2. ● The data line between the DPG 202 and gauge is not cor- REL: rectly connected or is faulty. ● The serial interface in the DPG 202 is defective.
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Page 15: Measuring Mode
Operation Measuring mode In measuring mode the DPG 202 shows the pressure of the connected gauge currently being measured. The display appears, depending on the measurement range, either in fixed-point or exponential notation. The switch outputs are controlled in accordance with the set point parameters and actual pressure. -
Page 16: Menu Overview
Press the Menu key to access the configuration mode. The following menus can be se- lected: PRESSURE MENU After switching on, the DPG 202 is in the start menu PRES- SURE. Here, the pressure value with the respective channel PRESSURE... -
Page 17: Configuration Mode
Operation Configuration mode set key: Settings are accepted, cursor jumps to next parameter. Up/Down keys: Values are selected. Menu key: Next menu will be displayed. For total pressure gauges employing a measuring method which is dependent on the Gas type correction type of gas, a correction factor can be assigned to the gauge. - Page 18 Operation For zero adjustment, ensure the pressure in the vacuum chamber is at least one decade Re-adjusting below the measuring range of the gauge and is not subject to large pressure fluctuations. Bring gauge up to operating temperature (≥ 5 minutes). CHANNEL MENU ...
- Page 19 Operation Total pressure gauges with hot cathode sensor (e.g. HPT 200 ) may need baking in ultra Sensor menu high vacuum to desorp the gasload from surfaces. The degas process lasts for three minutes by default but can be stopped manually at any time. Pressure reading with re- duced accuracy is possible during degas, the PRESSURE menu shows degas for the concerned channel as long as the operation proceeds.
- Page 20 Operation Relay menu Set the threshhold and hysteresis values The two relays are controlled by the two set points SP1 and SP2 (parameter press) and associated hysteresis H1 and H2 (parameter hsyt), as depicted in the illustration. Fig. 5: Pressure and relay status curves illustrating threshold values and hysteresis...
- Page 21 Operation RELAY MENU After selection of this menu via the Menu key the cursor flashes on the position rel: (relay number). Select the required relay number with the Up/Down keys. rel: RELAY MENU Confirm relay number with the set key. chann: ch1 press: 10 hyst:...
- Page 22 Operation Set Point menu Setting the set points using DPG 202 The two relays are controlled by the two presettable set points SP1 and SP2. The hys- teresis H is fixed at 15% of the threshold values (see Fig. 5).
- Page 23 Confirm with set key; the cursor jumps to the next parameter. scan: Backlight The backlight is always activated when the DPG 202 is COMMON MENU switched on. Press set key until the cursor flashes at the parameter back- pressure unit: light.
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Page 24: Malfunctions
Display: "noSensor" correct address (1 or 2) ● The connected gauge or the serial Exchange gauge. interface on the DPG 202 is defec- Exchange unit. tive ● The data line between the DPG Check cable, exchange if 202 and the gauge is not correctly necessary. -
Page 25: Service
Service Service Do make use of the Pfeiffer Vacuum service facilities. In the event that repairs are nec- essary a number of options are available to ensure any system down time is kept to min- imum: ● Repair in the nearby Service center ●... -
Page 26: Accessories
10.2 Technical data Parameter DPG 202 [eng] Beschreibung The controller DPG 202 with integrated power supply can be used to connect up to two DigiLine gauges Dimensions w x h x d (19"-rack, 14TE/3HE); 71 x 128 x 178 mm... -
Page 27: Dimensions
Technical data and dimensions 10.3 Dimensions... -
Page 28: Declaration Of Conformity
● Electromagnetic Compatibility 2014/30/EU ● Low Voltage 2014/35/EU ● Restriction of the use of certain Hazardous Substances 2011/65/EU DigiLine DPG 202 Harmonised standards and national standards and specifications which have been ap- plied: EN 61326-1: 2013 Group 1 / Class B... - Page 29 Notizen / Notes:...
- Page 30 Notizen / Notes:...
- Page 31 Notizen / Notes:...
- Page 32 VACUUM SOLUTIONS FROM A SINGLE SOURCE Pfeiffer Vacuum stands for innovative and custom vacuum solutions worldwide, technological perfection, competent advice and reliable service. COMPLETE RANGE OF PRODUCTS From a single component to complex systems: We are the only supplier of vacuum technology that provides a complete product portfolio.
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