Photoelectrics Through-beam Type PMT • Range: 20 m • Adjustable sensitivity • Modulated, infrared light • Make or break switching function (switch selectable) • LED-indication for power supply ON (emitter) and targetdetected (receiver) • Multi supply voltage: 12 to 240 VDC and 24 to 240 VAC, 50/60 Hz • 25 x 65 x 81 mm reinforced PC housing, IP 67 • Timer options (adjustable) Product Description Ordering Key PMT20 R G T Through-beam photoelectric switch.Range upto20m. Adjustable sensitivity. Immune to ambient light. Precise de- tection through narrow beam. LED-indication. Output func- tionswitchselectable. Relay output (NO/NC).Protection degree IP 67. Screw terminal connection. 25 x 65 x 81 mm plastichousing.PG 13.5or 1/2"NPT cable gland. Timer options: Delay on operate, delay on release, one shot (triggered on leading or trail- ing edge). Type Receiver Cable gland Option: Timer function Type Selection HousingOrdering no. Ordering no. Ordering no. W x H x DReceiver without timerReceiver with timer Emitter 25 x 65 x 81 PG 13.5 cable glandPMT 20R G PMT 20R GT PMT 20 G 1/2" NPT cable glandPMT 20R I PMT 20R IT PMT 20 I Specifications Emitter Specifications Receiver Rated operational volt. (UB)10.8 to 264 VDC AC: 45 to 65 Hz21.6 to 264 VAC Rated operational power ≤ 2 W (2.5 VA) Light sourceGaAIAs LED, 880 nm Light type Infrared, modulated Optical angle ± 2° Indication Power supply ON LED, green Rated operational volt. (UB) 10.8 to 264 VDC AC: 45 to 65 Hz 21.6 to 264 VAC Rated operational power (Relay ON) ≤ 2 W (2.5 VA) Output Contact ratings (AgCdO) µ (micro gap) Resistive loadsAC 1 3 A/250 VAC DC 1 3 A/30 VDC Small inductive loadsAC 15 2 A/250 VAC DC 13 3 A/30 VDC Mechanical life ≥ 40 x 106 operations Electrical life≥ 5 x 105 operations at 220 VAC - 3 A resistive load: 360 impulses/h Dielectric voltage 2 kVAC (rms) (cont./supply) SensitivityAdjustable, single turn pot. Optical angle± 2° Rated operating dist. (Sn) (0 to 5,000 lux) 20 m Operating frequency (f)20 Hz Response timeOFF-ON (tON) ≤ 20 ms ON-OFF (tOFF) ≤ 20 ms Specifications are subject to change without notice (02.03.2006)1
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