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Summary of Contents for HEIDENHAIN ND 221
- Page 1 (217) 352-9330 | Click HERE Find the Heidenhain ND221 at our website:...
- Page 2 User’s M anual Measured Value Displays 6/ 2000 Display of act ual value and input Num eric keypad (9 decades w ith algebraic sign) w it h decim al point St at us display w it h indicat ors Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
- Page 3 • Reduce parameter value DIFF / ACTL / START • Decimal point • Increase parameter value It em s supplied w it h ND 221 B M easured value display unit, ND 221 B benchtop model Encoder input 11 µA Id.-Nr.
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Page 4: Table Of Contents
Specifications Dimensions Posit ion Encoders and Reference M arks The ND 221 B display unit is designed for use w ith photoelectrical linear encoders w ith 11 µA sinusoidal signals: primarily for HEIDENHAIN M T lengt h gauges w ith 11 µA... -
Page 5: Sw It Ch-On, Traversing Reference Marks
REF mode: The last assignment of display ➤ ➤ ➤ ➤ ➤ (Sw itch located on rear panel.) values to length gauge positions is stored in nonvolatile • ND 221 B appears for tw o seconds. memory. • ENT...CL appears. -
Page 6: Measured Value Out Put
M easured Value Out put For technical information on the RS-232-C/V.24 data interface (X31), information on the data format, etc., see the chapter “ RS-232-C/V.24 Interface (X31).” START PRINT < > ACTL DIFF – M easured values can be output over the RS-232-C/V.24 HEIDENHA IN interface (X31), for example to a printer or PC. -
Page 7: Rear Panel, Accessories
M ount ing 172 ± 0.2 6.77 ± .008" You can fasten the ND 221 B from below by using M 4 screw s (see illustration at right). Hole positions for mounting the ND display unit ND 221 B display units are stackable. Adhesive plug-in feet (supplied w ith your unit) prevent the stacked units from being moved out of place. -
Page 8: Pow Er Connect Ion
Pow er Connect ion The rear panel of the ND 221 B contains a connecting jack for a pow er cord w ith Euro connector (pow er cord supplied w ith the delivery). Minim um cross sect ion of t he pow er cord: 0.75 mm Pow er supply: 100 Vac to 240 Vac (–15% to +10% ) -
Page 9: List Of Operating Parameters
Actual length (measured, e.g. Positive counting direction w ith w ith the VM 101 comparator positive direction of traverse DIRECT. POS system from HEIDENHAIN) ....L = 619.877 mm Negative counting direction w ith Length difference ......∆L = L –... - Page 10 500 SP Value for dat um point P79 PRESET Distance-coded w ith 1000 • SP Enter numerical value for (e.g. for HEIDENHAIN LS ...C) 1000 SP datum setting w ith ENT key Distance-coded w ith 2000 • SP 2000 SP...
- Page 11 Decimal places (P38)....4 The tables on the follow ing pages w ill help you to select the appropriate parameter settings. Recom mended paramet er set t ings for HEIDENHAIN linear encoders w it h 11 µA signals M odel...
- Page 12 Recom md. param et er set t ings for HEIDENHAIN linear encoders w it h 11 µA signals (cont inued) M odel Reference M illim et ers Inches m arks Display Display st ep st ep in m m in inches...
- Page 13 Table for det erm ining t he point spacing Exponent Point spacing in m m in inches .064 .0023“ .128 .0050“ .256 .0100“ .512 .0200“ 1.024 .0403“ 2.048 .0806“ 4.016 .1581“ 8.192 .3225“ 16.384 .6450“ 32.768 1.290“ 65.536 2.580“ 131.072 5.160“...
- Page 14 (below right). A cable w ith full SIGNAL SIGNAL w iring is available from HEIDENHAIN (Id. Nr. 274 545-...). On this type of cable, pin 6 and pin 8 are additionally connected over a jumper.
- Page 15 Dat a format and cont rol charact ers Pin layout RS-232-C/ V.24 (X31) Dat a format 1 start bit Signal Assignm ent 7 data bits CHASSIS GND Chassis ground Even parity bit Transmitted data 2 stop bits Received data Cont rol charact ers Call measured value: STX (Ctrl B) Interrupt DC3 (Ctrl S) Request to send Continue DC1 (Ctrl Q)
- Page 16 Locking t he Keypad You can disable or re-enable the keypad by entering the code number 24 65 84: ➤ Select the user parameter P00 CODE (see “ Operating Parameters” ). ➤ Enter the code number 24 65 84. ➤ Confirm the entry w ith ENT. ➤...
- Page 17 ➤ ➤ ➤ ➤ ➤ Enter the nominal position. ➤ Move the axis until the display value is zero. Specificat ions Housing ND 221 B Noise im m unit y As per VDE 0843 Parts 2 and 4, Benchtop design, severity 4 cast-metal housing (W •...
- Page 18 ND 221 B: Dim ensions in m m / inches 33.5 172 ± 0.2 1.37" 6.77" ± .008" 9.41" " # $ % ! ! " #$% #&% ' ( &# $ ) & ' ( )* + +( ), &...
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