Page 3 - NOTICE
HFC 9707 NOTICE HOFFER FLOW CONTROLS, INC. MAKES NO WARRANTY OFANY KIND WITH REGARD TO THIS MATERIAL, INCLUDING,BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OFMERCHANTABILITY AND FITNESS FOR A PARTICULARPURPOSE. This manual has been provided as an aid in installing, connecting, calibrating,operating, ...
Page 5 - CONTENTS
HP289 CONTENTS 1. Introduction................................................................................ 1 1.1 Model Number Designation ................................................ 2 2. Specification .............................................................................. 3 3. Operat...
Page 7 - Introduction; Industrial Environment.
Introduction 1 HP289 1. Introduction The Model 214D-1 Batch Controller accepts pulse or frequency flowsignals and automatically controls the batching of fluids via a one ortwo stage control valve. The instrument is extremely flexible and easy to operate, with a fourkey front panel operation that ena...
Page 8 - Model Number Designation
Introduction HP289 2 1.1 Model Number Designation The Model number of an instrument describes which input and output options are installed and the AC voltage rating. MODEL 214D DIGITAL BATCH CONTROLLER (TO BE USED ONLY WHEN APPROVALS ARE REQUIRED) MODEL 214D-( A )-( B )-( C )-( D )-( E ) INPUTS ANAL...
Page 11 - Specification; General; Frequency Input
Specification 3 HP289 2. Specification General Display: 6 digit LCD. 0.7" (17.8mm) high digits Display Update Rate: 0.25 seconds Transducer Supply: 8-24VDC field adjustable, 50mA maximum Power Requirements: DC: 11.5 to 28.5 volts 130mA typical current (no options) AC: 95-135 VAC or 190-260 VAC (...
Page 13 - Operation; A block diagram of the instrument is shown below.
Operation 5 HP289 3. Operation The Model 214D-1 uses a low power CMOS microprocessor toperform all control functions and calculations. The instrument is fully configurable with all operating parameters andcalculation constants user settable. (See Section 5 entitled"Configuration" for informa...
Page 14 - Switch Action
6 Operation HP289 3.1 Front Panel Operation The four key operation makes the operation of the Batch Controllervery easy. 3.1.1 Setting the Batch Quantity The batch quantity is set as follows: Switch Action Display Comments Press BATCH SET Batch "Batch" is displayed for one secondfollowed by ...
Page 15 - Starting a Batch; The instrument can be configured to reset in one of two ways.; Displayed Information; Rate
Operation 7 HP289 3.1.2 Starting a Batch To start the process the RUN key is pressed. The Run LED will lightand the instrument will begin to totalize from zero or, if programmed tocount down, the display will decrement from the batch quantity. The batcher has two control relays which are energized a...
Page 16 - Limit on Batch Size
8 Operation HP289 Accumulated Total On the next press of the DISPLAY key, the display shows ACCfor one second followed by the accumulated total. TheAccumulated Total cannot be reset during normal operation. 3.1.6 Limit on Batch Size To prevent accidental entry of large batch quantities, a maximum ba...
Page 17 - Batch Operations
Operation 9 HP289 3.2 Batch Operations The Batch Control functions can be configured to operate in one of twoways. 1. At the end of the batch, the STOP key must be pressed to resetthe Batch Total. (This must be done before another batch canbe started.)
Page 19 - Control Relays; The relay operation is shown on the previous two pages.
Operation 11 HP289 3.2.1 Control Relays The two control relays can be set up to control a single valve or a dualvalve with slow-stop and/or slow-start. Alternatively, the second relaycan be used to control a pump. The relay operation is shown on the previous two pages. A time delay between the Batch...
Page 20 - Signal Timeout; If the Signal Timeout is; Flow Alarm
12 Operation HP289 3.2.2 Signal Timeout The Signal Timeout period defines a time interval which is used todetect if the flow has stopped. If there is no signal input for a timegreater than the Signal Timeout period the flow is deemed to havestopped. The Signal Timeout period has two functions: • To ...
Page 22 - Auto Restart
14 Operation HP289 3.2.4 Auto Restart The Batch Controller can be configured to continually repeat the batchprocess. This mode of operation is selected during the configurationprocess. The process is started by pressing the RUN key whereby the normalbatch operation is commenced. After reaching the E...
Page 23 - Automatic Overrun Compensation; With Automatic Overrun Compensation,; the Signal Timeout must be
Operation 15 HP289 3.2.5 Automatic Overrun Compensation The Batch Controller can be configured to automatically compensatefor any overrun at the end of a batch. Typically, this is due to the slowness of a valve to close or a pump tostop pumping on receiving a signal from the Batch Controller. Theres...
Page 24 - fxH
16 Operation HP289 3.3 Calculation of Rate and Total 3.3.1 Frequency Input The flowrate, R, is calculated as follows: where f is the input frequency in Hz. H is the timebase of rate and is 1 for seconds, 60 forminutes,3600 for hours, and 86,400 for days. S is the Scaling Factor. The Scaling Factor, ...
Page 25 - Filtering
Operation 17 HP289 3.3.2 Filtering Frequency fluctuations caused by pulsating flow through a flowmeter,often makes the Rate impossible to read with any precision. The Batch Controller has a digital filter which will average out thesefluctuations and enable the Rate to be read to four digit accuracy....
Page 26 - NO; filtering of the input signal.
18 Operation HP289 A 90% 99% 1 0 0 2 1 2 4 2 4 6 3 6 10 5 11 15 8 17 20 11 22 25 14 28 35 20 40 45 25 51 60 34 69 75 43 86 90 52 103 99 57 113 Table 1 - Response to a step Input (in seconds). Note: if A is set to 1, there is NO filtering of the input signal.
Page 27 - Total Conversion; For Example
Operation 19 HP289 3.4 Total Conversion The Total Conversion feature enables the rate to be displayed in oneengineering unit (e.g., gallons/minute) and the totals to be displayed inanother engineering unit (e.g., barrels). The Scaling Factor is always set in the unit relating to Rate and theTotal Co...
Page 28 - The Output Pulse and Flow Alarm; OUTPUT PULSE
20 Operation HP289 3.5 The Output Pulse and Flow Alarm An OUTPUT PULSE is available on terminal 10 for driving remote counters and produces a pulse each time the Accumulated Totalincrements by one digit. For example, if the Accumulated Total has aresolution of 0.01 gallons, a pulse is produced each ...
Page 30 - Options; Hardware
22 Options HP289 4. Options 4.1 The RS232/422/485 Interface Option With this option installed, the circuits for both the RS232 andRS422/485 interfaces are provided as standard. They can be used tointerface to both printers and computers. A number of standard printerprotocols are built into the instr...
Page 31 - Multipoint Communication
Options 23 HP289 4.1.2 Multipoint Communication Multipoint Communication is a system whereby a number ofinstruments can be addressed over a dual twisted pair interface. Up to32 instruments can be connected to a common bus using the RS422 andRS485 interfaces as shown below. To convert the RS422 inter...
Page 33 - Communication Protocol; Printer
Options 25 HP289 4.1.3 Communication Protocol The RS232/422/485 option has a real time clock and enables the timeand date to be set and printed on tickets. The date format can beEuropean (days/months/years) or USA (months/days/years) while thetime is on a 24 hour clock. Note that the clock will only...
Page 35 - Configuration
Configuration 27 HP289 5. Configuration The Configuration process enables the Setup Parameters to beconfigured, as well as enabling the input signals to be checked. The configuration process can be entered in one of two ways: 1 By connecting a wire link (or switch) to the rear terminal stripacross t...
Page 36 - End; is
28 Configuration HP289 The user can toggle between these modes using the DISPLAY key andby using the STOP key select the appropriate mode. To exit Configuration, step through the Setup program, Batch program,or Test program until the end and press the STOP key when End is displayed (ensure the confi...
Page 37 - Configuring the Setup Parameters
Configuration 29 HP289 5.1 Configuring the Setup Parameters Step Display Description Text Ref 1 CAL Setup Program Parameters BATCH Set Batch Parameters 5.2 OPTION Options (if installed) 5.3 TEST Check Input Signals 5.4 END Exit to normal operation The following steps are displayed when CAL is select...
Page 39 - Entering the Batch Parameters
Configuration 31 HP289 5.2 Entering the Batch Parameters Step Display Description Text Ref 1 BATCH Set Batch Parameters OPTION Options (if installed) 5.3 TEST Check Input Signals 5.4 END Exit to normal operation CAL Setup Program Parameters 5.1 The following steps are displayed when BATCH is selecte...
Page 41 - Configuring the Options
Configuration 33 HP289 5.3 Configuring the Options Step Display Description Text Ref 1 OPTION Options (if installed) TEST Check Input Signals 5.4 END Exit to normal operation CAL Setup Program Parameters 5.1 BATCH Set Batch Parameters 5.2 If the RS232/422/485 option is installed, the following will ...
Page 43 - Checking the Input Signal; TEST; Freq
Configuration 35 HP289 5.4 Checking the Input Signal Step Display Description Text Ref 1 TEST Check Input Signals END Exit to normal operation CAL Setup Program Parameters 5.1 BATCH Set Batch Parameters 5.2 OPTION Options (if installed) 5.3 The following steps are displayed when TEST is selected. 2 ...
Page 44 - Input Circuits; Input Circuit for the 214D Series
36 Input Circuits HP289 6. Input Circuits This section covers the connection of flowmeter signals for the Model214D Series Batch Controllers. The 214D Series has a regulated power supply output which can beused to power sensors. A trimpot on the rear of the instrument allowsthe voltage to be adjuste...
Page 45 - Switch Settings; General Specification
Input Circuits 37 HP289 Switch Settings The following switch settings are recommended for different inputsignal types. Input Signal Type Input Terminals Switch Settings CH1 (+) (-) 1 2 3 4 5 6 7 8 a. Logic Signal, CMOS, Pulse 9 8 off off off off on off off off b. Open Collector or Reed switch 9 8 of...
Page 49 - Remote Key Switches; The switches are wired as follows:
Input Circuits 41 HP289 6.2 Remote Key Switches Remote push-buttons can be connected to the Model 214D-1 toduplicate the keys on the front panel. The switches are wired as follows:
Page 50 - Installation
42 Installation HP289 7. Installation 7.1 General Terminal designations for the Model 214D Batch Controller are givenon the following pages. The cutout hole in the panel should be 5.5"(139mm) wide x 2.6" (67mm) high. Two side clips are supplied tosecure the instrument into the panel. A case ...
Page 52 - Terminal Wiring Designations; Terminal
44 Installation HP289 7.2 Terminal Wiring Designations Terminal Description 1 Configuration Link 2 Signal Ground 3 Not Used 4 Remote DISPLAY Switch 5 Remote BATCH SET Switch 6 Not Used 7 Flow Alarm 8 Flow Common (-) 9 Flow Pulse Input 10 Pulse Out 11 DC Power Out (8-24 VDC) 12 DC Ground (-) 13 DC Po...
Page 53 - Trouble Shooting 45; Trouble Shooting; Batcher does not reset
Trouble Shooting 45 HP289 8. Trouble Shooting Batcher does not reset The Signal Timeout has been set to an excessively long period andhas not timed out at the end of the last batch. Batch will not start or relay 1 will not close Ensure that the instrument has not timed out as controlled by theSignal...
Page 55 - Trouble Shooting 47; Error Codes; Input Errors
Trouble Shooting 47 HP289 8.1 Error Codes The instrument has extensive self test facilities and will display an errorcode if it detects an invalid condition. If the instrument displays anerror code other than those listed below, please contact the factory. Error codes are displayed as "Err ##...
Page 56 - Index
48 Index HP289 Index A AC Voltage, 42access, 30Auto Reset, 7 Auto Restart , 14 Automatic OverrunCompensation , 15 B Batch Limit, 8Batch Set, 6Baud rate, 25, 33 C clock, 25 Communication Protocol , 25 communications, 22 Computer, 26Control Functions, 9 Control Relay , 11 Count Down, 7Count Up, 7Cutou...
