"Miniature" series position detectors 1 Part numbers Version Push-in connection for semi-rigid tubing (NFE 49100) O 4 silenced exhaust M5 connectable exhaust O 4 connectable exhaust * O 6 connectable exhaust * O 4 silenced exhaust O 6 silenced exhaust NC NO Control 81 921 501 Simple plunger 81 921 701 Lever with plastic roller 81 921 702 Lever with roller bearing 81 921 707 Lever with one-way trip plastic roller Symbol NC NC NC Characteristics psi (bar) inches (mm) cfm (NI/min) oz (N) 2 >120 0.106 7 63 F (C) operations grams +20>+120 (-5>+50) +20>+120 (-5>+50) 10 million 10 million 62 75 Actuation travel (0.18>8) (2.7) (200) (18) 2 >120 0.106 7 63 NC (0.18>8) (2.7) (200) (18) 2 >120 0.106 7 63 NO (0.18>8) (2.7) (200) (18) 2 >120 0.106 7 63 +20>+120 (-5>+50) 10 million 77 Vertical attack PO = .547" (13.9) PA = .531" (13.5) Exhaust PFC = .433 (11) PR = .590" (15) Simple plunger Actuation positions : PA : Operating position (max output CV) PFC : End of travel position PO : Mid-position closed (no exhaust, no outlet) PRT : Release position (max exhaust CV) PR : Rest position Poppet Dimensions 1/4"(6) 81 921 701 - 81 921 702 .787" (20) 1.181" (30) 81 921 707 O.472 (12) 1.555" (39.5) 1/4"(6) 1-3/16" (30) 1/2" (13) 1/2" (13) 1.004" (25.5) 1.004" (25.5) 1-3/4" (44.5) 1.004" (25.5) 1/4"(6) .374" (6.5) .551" (14) 1.594" (40.5) O4,2 .256" (6.5) .787" (20) 1.555" (44.5) 81 921 501 1-3/16" (30) 1/2" (13) Use (metric) dimensions for critical data Other information * with barb for tube 0.106 (2.7) I.D. AND 5/32 (4) O.D. Products and specifications subject to change without notice. Order/Technical Support - Tel: (800) 677-5311 / FAX: (800) 677-3865 / www.crouzet-usa.com 5/16 (0.18>8) (2.7) (200) (18) +20>+120 (-5>+50) 10 million 80 PRT = .563" (14.3) Operating pressure Orifice diameter Flow at 90 psi (6 bars) Actuation force at 90 psi (6 bars) Circuit function : NC Circuit function: NO Operating temperature Mechanical life Weight Principle of operation 1 81 921 806 Lever with plastic roller 81 921 714 Lever with roller bearing 81 921 719 81 921 911 81 921 901 Lever with plastic roller NC (0.18>8) (2.7) (200) (18) NC 2 >120 0.106 7 63 (0.18>8) (2.7) (200) (18) NO 2 >120 0.106 7 63 (0.18>8) (2.7) (200) (18) 2 >120 0.106 7 63 (0.18>8) (2.7) (200) (18) +20>+120 (-5>+50) 10 million 75 +20>+120 (-5>+50) 10 million 80 +20>+120 (-5>+50) 10 million 100 +20>+120 (-5>+50) 10 million 100 Horizontal actuating 30 cam (other angles of attack are also possible, 45 even 90). With lever With lever One-way trip lever PRT = .650 (16.5) PA = .650 (16.3) 81 921 714 PR = 1.555 (39) 26 25,5 44,5 1.004 (25.5) 1-3/4 (44.5) 1.520 (38.6) 81 921 717 - 81 921 719 81 921 901 - 81 921 902 81 921 911 - 81 921 912 1/2 (13) 1-3/16 (30) 1.407 (36) 1.594 min. (40.5) PRT = .571 (14.5) 1.024 (26) 1/4 (6) PA = .720 (18.3) PO = .646 (16.4) .827 (21) .933 (23.7) .827 (21) 81 921 806 - 81 921 714 - 81 921 911 - 81 921 912 PR=1.024(26) PRT = .890 (20) PO = .787 (20) PR = 1.024 (26) PA = .787 (20) PO = .709 (18) 1.093 min. (26.5) PO = .937 (23.8) PRT = .969 (24.6) PA = .901 (22.9) PFC = .783 (19.9) With lever PR = 1.024 (26) .933 (23.7) 2 >120 0.106 7 63 81 921 717 81 921 912 81 921 902 Lever with roller bearing 36 Use (metric) dimensions for critical data To order, specify : Standard products Standard products, non stocked 5 1 Part number Example : "Miniature" series position detectors 81 921 501 Products and specifications subject to change without notice. Order/Technical Support - Tel: (800) 677-5311 / FAX: (800) 677-3865 / www.crouzet-usa.com 5/17