Hengstler Signo 721 Preset Counter Datasheet (EN)

email: sales@impulseautomation.co.uk web: www.impulseautomation.co.uk Preset Counter signo 721 signo 721 Most simple handling Impressive, clearly readable display in 48x48 mm Input frequency up to 60 kHz Easy installation due to pluggable terminals TECHNICAL DATA GENERAL Display LCD reflective; positively transmissive; black digits; background illumination negatively transmissive; red digits; illumination 2 rows, counter reading/presettings 5-digits decimal point (up to 4 decimals) Height of digits 1st row 12,0 mm; 2nd row 6,0 mm Supply voltage SELV: 12-30 VDC; protected against polarity reversal SELV:

24 VAC, 115 VAC, 230 VAC, 50/60 Hz, ± 10% 90-260 VAC; 50/60 Hz* Current consump­ tion 12 ... 30 VDC: 24 VAC 115 VAC, 230 VAC 90-260 VAC Power consumption Duty cycle 100% Overload protection external fuse DC: 0,16 AT (IEC 127); DC: 0,2 AT (UL 198) 24 VAC: 315 mAT 230 VAC: 32 mAT; 115 VAC: 63 mA T Overload protection Relay output external fuse 230 V, 2,5 mA T Sensor supply Only for AC operation: 12-24 VDC load-dependent; max.

50 mA Storage of values NV-memory > 10 years Electrical connec­ tions Plug-in screw-type connections / Terminals Cable cross-section 1...1.5 mmІ with wire-end sleeves Information shown in these data sheets are for guidance purposes only, no liability is accepted for any errors or omissions. The designer or user is solely responsible for the safe and proper use of these parts, assemblies or equipment described. Doc No: TTCC721 Rev: 001 Impulse Automation Limited United Kingdom Company Registration 665193 Page 21-10-19 1 of 5

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Preset Counter signo 721 signo 721 Amplitude threshold 8 V or 4 V at TTL-level amplitude max. 40 VDC Active edge programmable, positive for PNP-input, negativ for NPN-input Pulse form any desired form (at max. frequency square 1:1) Input resistance approx 10 kOhm Clock frequency max. 60 kHz (TTL 15 kHz): single-channel counting max. 60 kHz (TTL 15 kHz): Differential counting and totalizing channel (A+B together) max. 30 kHz (TTL 15 kHz): phase discriminator single or double evaluation max. 15 kHz (TTL 15 kHz): phase discriminator, quadruple evaluation damped (attenuated) 30 Hz Pulse duration min.

17 ms ( 30 Hz); 8 µs (60 kHz) Prescaler 0,0001 - 9,9999 Reset manual reset via keyboard, external reset via static or dynamic programming; pulse length min. 5 ms, automatic reset after reaching Preselect 2, (No pulse losses at max. counter frequency due to automatic reset function). via application input (programmable) Display and Preset Range - 99 999 up to + 99 999 Signal times 0,01 s to 599,99 s or bistable programming; tolerance + 10 ms Relay Output Preset 1 und 2 Change-over contact max.: 250 VAC / 30 VDC / 5 A Change-over contact min.: 5 VAC / 5 VDC / 10 mA delay Transistor Output Preset 1 und 2 PNP-output 12 - 30 VDC max. 50 mA for DC supply 12 - 24 VDC max.

30 mA for AC supply 12 - 24 VDC max. 50 mA for AC with switching power supply*" Application Output PNP output 12 - 30 VDC max. 20 mA at DC supply 12 - 24 VDC max. 20 mA at AC supply COUNTER Counter mode of operation Input A,B Unidirectional; adding or subtracting; directional input; Differential operation, add / sub; Summation (Totalizing) add / add; Phase discriminator single, double or quadruple evaluation Control Input Reset; Gate, Hold Application Input/ Output Output Prescaler-out, Direction-out Input: Reset, Gate, Keylock, Hold Information shown in these data sheets are for guidance purposes only, no liability is accepted for any errors or omissions.

The designer or user is solely responsible for the safe and proper use of these parts, assemblies or equipment described. Doc No: TTCC721 Rev: 001 Impulse Automation Limited United Kingdom Company Registration 665193 Page 21-10-19 2 of 5

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Preset Counter signo 721 signo 721 ENVIRONMENT. CON. SAFETY RULES General design IEC/EN 61 010-1 Protection Class II; IEC/EN 61010-1 Pollution degree 2, EN 50178 EMC - Interference immunity EN 61326-1 industrial environment * EMC - Emission EN 61326-1 Class B * Ambient temperature 0°... 50°C EN 60 068-2-1/2 Storage temperature - 20°... + 65°C EN 60 068-2-1/2 Climate 40°C / 93% rel hum. class 4K4H, EN 60 068-2-78 25 - 50°C / 93% rel hum., cyclic, EN 60 068-2-38 Degree of protection IP 65 front side; EN 60529 IP 20 terminals Vibration resistance 10 m/sІ (10 ...

150 Hz); EN 60 068-2-6 Shock resistance 100 m/sІ (18 ms); IEC 60 068-2-27 Resistence to chemicals Frontfoil nach DIN 42 115-2 Approvals UL, CSA (under preparation) RoHS compliant MECHANICAL DATA Dimensions 48 mm x 48 mm x 118 mm, installation depth 110 mm DIN 43700 Installation Front-panel installation with tenter (frame) Front panel thickness max. 11 mm Front-panel cutout 45 mm x 45 mm +0,3 mm Weight approx. 200 g * For cable length > 30 m, for connection to a DC-supply- network and input level TTL and additional protection circuit is neccessary. Information shown in these data sheets are for guidance purposes only, no liability is accepted for any errors or omissions.

The designer or user is solely responsible for the safe and proper use of these parts, assemblies or equipment described. Doc No: TTCC721 Rev: 001 Impulse Automation Limited United Kingdom Company Registration 665193 Page 21-10-19 3 of 5

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Preset Counter signo 721 signo 721 CONNECTIONS 2 721 209 2 721 212 VDC 2 relais / 2 transistors VAC Trafo 2 relays / 2 transistors 2 721 207 2 721 206 VDC 1 relay / 1 transistor VAC Transformer 1 relay / 1 transistor 2 721 208 2 721 213 VAC switching power supply 2 relays / 2 transistors VAC switching power supply 1 relay / 1 transistor Information shown in these data sheets are for guidance purposes only, no liability is accepted for any errors or omissions. The designer or user is solely responsible for the safe and proper use of these parts, assemblies or equipment described. Doc No: TTCC721 Rev:

001 Impulse Automation Limited United Kingdom Company Registration 665193 Page 21-10-19 4 of 5

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