isolating switching amplifier 2-channel IM1-22EX-T edition ? 2012-08-16t23:46:10+02:00 1 / 4 turck inc. ? 3000 campus drive minneapolis, mn 55441-2656 ? phone: 763-553-7300 ? application support: 1-800-544-7769 ? fax 763-553-0708 ? www.turck.com the dual-channel isolating switching amplifier IM1-22EX-T is equipped with an intrinsically safe input circuit. sensors according to en 60947 - 5 - 6 (na- mur) can be connected to the device or po- tential-free contactors. the output circuits feature two potential-free and short-circuit protected transistors. six front panel switches are available to set the output mode separately for each channel (no/nc mode), as well as to enable/disable wire-break (wb) and short-circuit (sc) moni- toring separately. when using mechanical contacts, wire-break and short-circuit monitoring must be switched off or the contact must be wired with resistors (ii) (see circuit diagram). the green led indicates operational readi- ness. the switching status of the correspond- ing output is indicated yellow by the two col- or led. in the event of input circuit errors the dual color led changes to red, provided the input circuit monitoring function is activated. thereupon the related output transistor is de- energized. n intrinsically safe input circuits ex ia n installation in zone 2 n fm, nepsi n sil2 n application area acc. to atex: ii (1) g, ii (1) d; ii g 3 n 2 transistor outputs n adjustable signal flow direction (no/ nc) n input circuit monitoring of wire-break/ short-circuit (on/off switchable) n removable terminal blocks n galvanic separation of input circuits, output circuits and power supply
isolating switching amplifier 2-channel IM1-22EX-T edition ? 2012-08-16t23:46:10+02:00 2 / 4 turck inc. ? 3000 campus drive minneapolis, mn 55441-2656 ? phone: 763-553-7300 ? application support: 1-800-544-7769 ? fax 763-553-0708 ? www.turck.com type IM1-22EX-T ident-no. 7541232 ident-no (tusa) m7541232 nominal voltage universal voltage supply unit operating voltage 20250 vac frequency 4070 hz operating voltage range 20125 vdc power consumption e 3 w namur en 60947-5-6 no-load voltage 8.2 vdc short-circuit current 8.2 ma input resistance 1 k cable resistance e 50 switch-on threshold: 1.55 ma switch-off threshold: 1.75 ma wire breakage threshold e 0.1 ma short-circuit threshold ? 6 ma voltage drop e 2.5 v semicondutor output circuit(s) output circuits (digital) 2 x transistor (potential-free, short-circuit protected) switching voltage e 30 vdc switching current per output e 50 ma switching frequency e 3000 hz galvanic separation test voltage 2.5 kv ex approval acc. to conformity certificate tv 04 atex 2553 application area ii (1) g, ii (1) d protection type [ex ia ga] iic; [ex ia da] iiic max.output voltage u o e 9.6 v max. output current i o e 11 ma max. output power p o e 26 mw rated voltage 250 v characteristic linear internal inductance/capacitance l i /c i ci vernachl?ssigbar klein, li= 65h external inductance/capacitance l o /c o ex ia iic iib lo [mh] 1 5 10 2 10 20 co [f] 1,1 0,83 0,74 5,2 3,8 3,4 ex approval acc. to conformity certificate tv 06 atex 552968 x application area ii 3 g protection class for belonging equipment ex na [ic gc] iic/iib t4 max.output voltage u o e 9.6 v max. output current i o e 11 ma max. output power p o e 26 mw characteristic linear external inductance/capacitance l i /c i ci vernachl?ssigbar klein, li= 65 h external inductance/capacitance l o /c o ex ia iic iib lo [mh] 1 5 10 2 10 20 co [f] 1,1 0,83 0,74 5,2 3,8 3,4 approval sil 2 approval indication operational readiness green switching state yellow error indication red dimensions
isolating switching amplifier 2-channel IM1-22EX-T edition ? 2012-08-16t23:46:10+02:00 3 / 4 turck inc. ? 3000 campus drive minneapolis, mn 55441-2656 ? phone: 763-553-7300 ? application support: 1-800-544-7769 ? fax 763-553-0708 ? www.turck.com mechanical data protection class ip20 ambient temperature -25+70 c storage temperature -4080c dimensions 104 x 18 x 110 mm weight 146 g mounting instruction for mounting on din rail or mounting panel housing material polycarbonate/abs electrical connection 4 x 3-pole removable terminal blocks, reverse polari- ty protected, screw connection terminal cross-section 1 x 2.5 mm 2 / 2 x 1.5 mm 2
isolating switching amplifier 2-channel IM1-22EX-T edition ? 2012-08-16t23:46:10+02:00 4 / 4 turck inc. ? 3000 campus drive minneapolis, mn 55441-2656 ? phone: 763-553-7300 ? application support: 1-800-544-7769 ? fax 763-553-0708 ? www.turck.com accessories type code ident-no. short text dimension drawing im-cc-3x2bu/2bk 6900475 cage clamp terminals for im modules (ex devices; width 18 mm): 2 blue/2 black, 3-pin, included in delivery.
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