nominal air consumption : maximum air consumption : ambient temperature : ambient humidity : external dimensions (h w d) : mas{weight} : air pipe connection : conduit connection : 12n r /min (at the supply air pressure of 140kpa{1.43kgf/cm 2 }) 20n r /min (at the supply air pressure of 240kpa{2.45kgf/cm 2 }) 60n r /min (at the supply air pressure of 140kpa{1.43kgf/cm 2 }) 80n r /min (at the supply air pressure of 240kpa{2.45kgf/cm 2 }) 20 to +80?c intrinsically safe explosion-proof type; ?0 to +60?c flame-proof type; ?0 to +70?c less than 95% rh 215 212 128mm approx. 3kg rc 1 / 4 g 1 / 2 input signal : input resistance : accuracy rating : hysteresis : response time : lift adjusting range (lever rotating range) : air supply pressure and output signal : 4 to 20ma dc, 4 to 12ma dc or 12 to 20ma dc approx. 200 ? (at 20?c) 1.0% of full range 0.75% of full range approx. 2 sec (90% time of full range when using a valve having the top of 240mm diameter and lift of 16mm) 10 to 100mm (6? to 40?) output signal pressure gauge : input/output operations : data sheet zla electro-pneumatic positioner features specifications the electro-pneumatic positioner converts a 4 to 20ma dc operation signal from an electronic controller, etc. into a pneumatic signal to drive a diaphragm control valve. the op- erating position is determined accurately by feedback via links to the positioner. 1. various types flame-proof type, intrinsically safe explosion-proof type, split range type, etc. are available. 2. compactness and light mass {weight} result in easy mounting. easily mounted because of light mass 3kg to a control valve by using its link mechanism and clamper. 3. a low input resistance of 200 ? permits two positioners to simultaneously operate. air supply pressure [kpa] {kgf/cm 2 } 140 {1.43} 160 {1.63} 240 {2.45} output signal [kpa] {kgf/cm 2 } 19.6 to 98.1 {0.2 to 1.0} 39.2 to 117.7 {0.4 to 1.2} 39.2 to 196.1 {0.4 to 2.0} jis class 3 with the graduation angle of 270 ? as specified by the customer normal action; the output signal level increases as the input signal level increases. reverse action; the output signal level decreases as the input signal level increases. date EDS12-1K mar. 31, 1999
zla waterproof structure : explosion-proof structure : finish color : mounting method : splash proofing (jis c 0920) intrinsically safe explosion-proofing (jis i3ng5) flame-proofing (jis d2g4) silver (epoxy resin coating) acid and alkaliproofing treatment is ap- plied to the standard products. connected to the control valve yoke. small, medium and large valve stem se- curing links and clampers are available. fundamental block diagram code symbols description input signal 4 to 20ma dc 4 to 12ma dc 12 to 20ma dc 1 2 3 6 la z 12345678 explosion-proof structure general use (non-explosion-proof) intrinsically safe explosion-proof structure (jis i3ng5) flame-proof structure (jis d2g4 conduit pressure-resisting screw-coupled type lead in system) flame-proof structure (jis d2g4 flame-proof packing connection type) y a b c link mechanism and clamper non provided provided with the small link mechanism and clamper provided with the medium link mechanism and clamper provided with the large link mechanism and clamper see "outline diagram" 0 1 2 3 output signal: input/output operation: air supply pressure 19.6 to 98.1 kpa (normal action) ... 140kpa {0.2 to 1.0kgf/cm 2 } {1.43kgf/cm 2 } 39.2 to 117.7 kpa (normal action) ... 160kpa {0.4 to 1.2kgf/cm 2 } {1.63kgf/cm 2 } 39.2 to 196.1 kpa (normal action) ... 240kpa {0.4 to 2.0kgf/cm 2 } {2.45kgf/cm 2 } 98.1 to 19.6 kpa (reverse action) ... 140kpa {1.0 to 0.2kgf/cm 2 } {1.43kgf/cm 2 } 117.7 to 39.2 kpa (reverse action) ... 160kpa {1.2 to 0.4kgf/cm 2 } {1.63kgf/cm 2 } 196.1 to 39.2 kpa (reverse action) ... 240kpa {2.0 to 0.4kgf/cm 2 } {2.45kgf/cm 2 } a b c d e f signal current torque motor air pres- sure movement force force balance beam displace- ment nozzle pilot valve feedback level spring displace- ment lever diaphragm control valve
outline diagram (unit: mm) e input signal output signal pressure gauge output signal pressure gauge zero adjustment zero adjustment conduit connection g 1 / 2 air pipe connection 2- rc 1 / 4 air pipe connection 2- rc 1 / 4 conduit connection g 1 / 2 note: *shows the part used for the flame-proof packing type which used for 11mm diameter cable. commection diagram link mechanism and clamper details of "a" "a" conduit connection g 1 / 2 sup out 2-11mm dia. mounting holes "a" details of "b" "b" i- i+ 15 l 1 17 l 2 19 66 15 13 22 valve stem ( d) *cable gland 90 g 1 / 2 g 1 / 2 6 8 55 24 39 166 6~40 ? 161 128 120 13 7th digit l 1 l 2 13530 25055 3 112 55 180 36 45 28 57 80 sup out 2-11mm dia. mounting holes 8 55 24 39 179 6~40 ? 174 128 120 13 117 36 45 28 57 80 80 sup
ordering infomation 1. product name 2. code symbol 3. installation place and fitting bracket 4. other requirements zla related devices air set diaphragm type control valve opener (fxz2 type) information in this catalog is subject to change without notice. printed in japan head office 6-17, sanbancho, chiyoda-ku, tokyo 102-0075, japan http://www.fesys.co.jp/eng sales div. international sales dept. no.1, fuji-machi, hino-city, tokyo, 191-8502 japan phone: 81-42-585-6201, 6202 fax: 81-42-585-6187 http: //www.fic-net.jp/eng caution on safety *before using this product, be sure to read its instruction manual in advance.
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