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signo 721 Hengstler
signo 721 Hengstler

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signo 721 Hengstler

Manufacturer

Hengstler

Country

USA

Name

signo 721

Stock availability:

On request

Price: On request

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Specifications signo 721

Hengstler Programmable Control Counter

Features signo 721

Easy operation and many setting options characterise the Signo 721 preset counter. It provides very high counting frequencies of up to 60 kilohertz and features a large 5-digit LCD display. It is backlit and easy to read. Preset counter
  • Very simple operation
  • Large, clearly readable LCD display
  • LCD reflective or backlit
  • Counting frequency up to 60 kHz
  • Prescaler 0.000 - 9.9999
Product Familysigno 721
FunctionPreset counter
TechnologyElectronic
Digits5-digit
Display
  • 5-digit
  • 2-line
  • counting display/presets
  • leading zero suppression
  • decimal point (up to 4 places)
Preset
  • 1 preset
  • 2 presets
Digit Height [mm]
  • 1. Line 12.0 mm (0.5 in)
  • 2. Line 6.0 mm (0.3 in)
Display Variant
  • reflective LCD
  • transmissive negative LCD, digits backlit white or red on a black background
View Angle12:00
Relay1 or 1 relays
Voltage
  • 12-30 VDC
  • 24-240 VAC
Reset
  • manual reset
  • electrical reset
  • automatic reset
Signal Times0.01 s to 599.99 s or bistable, programmable, tolerance + 10 ms
Current Consumption [mA]
  • < 200 mA at 12-30 VDC reflective
  • < 250 mA at 12-30 VDC with backlight
  • <250 mA at 24 VAC
  • <50 mA at 115, 230 VAC
  • <80 mA at 100-240 VAC switching power supply
Power Consumption< 5 W?<8 W
Cable Cross-Section1...1.5 mm? (0.0015...0.0023 in?) with multicore cable end
Input Resistanceapprox. 10 kOhm
Pulse Length min.17 ms (30 Hz), 8 ?s (60 kHz)
Supply Voltage
  • 12-30 VDC
  • 24, 115, 230 VAC
  • 100-240 VAC
Count Frequency [Hz]
  • max. 60 kHz (TTL 20 kHz): Single-channel counting and directional input
  • max. 60 kHz (TTL 20 kHz): differential or totalizing operation
  • channel (A+B together)
  • max. 30 kHz (TTL 20 kHz): phase discriminator 1- or 2-fold evaluation
  • max. 15 kHz (TTL 15 kHz): phase discriminator 4-fold evaluation
  • attenuated 30 Hz
  • For further details, see graphic and manual.
Overload Protection
  • ext. backup
  • DC: 0.16 AT (IEC 127), DC: 0.2 AT (UL 198)
  • 24 VAC : 315 mAT
  • 115 VAC: 63 mAT
  • 230 VAC: 32 mAT
  • 100-240 VAC 630 mAT
Overload Protection Relay Output
  • ext. backup 230 V
  • 2.5 A mT
Sensor Supply
  • Transformer power supply: 12-24 VDC (load-dependent)
  • max. 50 mA
  • switch power supply 24 VDC -5%
  • max. 115 mA, max. capacitative load 470 µF
Storage of ValuesNVM > 10 years
Electrical Connectionpluggable screw terminals / connecting clamps
Amplitude Threshold
  • 8 V or 4 V at TTL levels
  • amplitude max. 40 VDC
Active Edgeprogrammable, positive with PNP input, negative with NPN input
Pulse Shapeany square wave (1:1 for max. frequency)
Prescaler0.0001 - 9.9999
Display and Preset Range- 99 999 to + 99 999
Relay (Preset 1 and 2)
  • Varistor max. 250 VAC / 30 VDC / 5 A
  • Varistor min. 5 VAC / 5 VDC / 10 mA
  • Delay < 10 ms
Transistor output (Preset 1 + 2)
  • DC supply: PNP output 12 - 30 VDC, max. 50 mA
  • transformer power supply (24, 115, 230 VAC): PNP output 12 - 24 VDC, max. 30 mA
  • switch power supply 100-240 VAC: PNP output 24 VDC, max. 50 mA
Application Output
  • DC supply: PNP output 12 - 30 VDC, max. 20 mA
  • transformer power supply (24, 115, 230 VAC): PNP output 12 - 24 VDC, max. 20 mA
  • switch power supply 100-240 VAC: PNP output 24 VDC, max. 20 mA
Attention
  • Only for transformers (24, 115, m230 VAC:
  • The energy load on the outputs (sensors 12-24 VDC, out1, out2, Appl.-Outp.) may not be more than 65 mA total.
Counter Mode Input A,B
  • Single channel add or sub, directional input,
  • differential operation add / sub, totalizing operation add / add,
  • phase discriminator 1-, 2- or 4-fold evaluation
Application Input/Output (Counter)
  • Output: Prescaler-out
  • direction-out
  • input: Reset
  • Gate
  • Keylock
  • Hold
Product Familysigno 721
FunctionPreset counter
TechnologyElectronic
Digits5-digit
Display
  • 5-digit
  • 2-line
  • counting display/presets
  • leading zero suppression
  • decimal point (up to 4 places)
Preset
  • 1 preset
  • 2 presets
Digit Height [mm]
  • 1. Line 12.0 mm (0.5 in)
  • 2. Line 6.0 mm (0.3 in)
Display Variant
  • reflective LCD
  • transmissive negative LCD, digits backlit white or red on a black background
View Angle12:00
Relay1 or 1 relays
Voltage
  • 12-30 VDC
  • 24-240 VAC
Reset
  • manual reset
  • electrical reset
  • automatic reset
Signal Times0.01 s to 599.99 s or bistable, programmable, tolerance + 10 ms
Current Consumption [mA]
  • < 200 mA at 12-30 VDC reflective
  • < 250 mA at 12-30 VDC with backlight
  • <250 mA at 24 VAC
  • <50 mA at 115, 230 VAC
  • <80 mA at 100-240 VAC switching power supply
Power Consumption< 5 W?<8 W
Cable Cross-Section1...1.5 mm? (0.0015...0.0023 in?) with multicore cable end
Input Resistanceapprox. 10 kOhm
Pulse Length min.17 ms (30 Hz), 8 ?s (60 kHz)
Supply Voltage
  • 12-30 VDC
  • 24, 115, 230 VAC
  • 100-240 VAC
Count Frequency [Hz]
  • max. 60 kHz (TTL 20 kHz): Single-channel counting and directional input
  • max. 60 kHz (TTL 20 kHz): differential or totalizing operation
  • channel (A+B together)
  • max. 30 kHz (TTL 20 kHz): phase discriminator 1- or 2-fold evaluation
  • max. 15 kHz (TTL 15 kHz): phase discriminator 4-fold evaluation
  • attenuated 30 Hz
  • For further details, see graphic and manual.
Overload Protection
  • ext. backup
  • DC: 0.16 AT (IEC 127), DC: 0.2 AT (UL 198)
  • 24 VAC : 315 mAT
  • 115 VAC: 63 mAT
  • 230 VAC: 32 mAT
  • 100-240 VAC 630 mAT
Overload Protection Relay Output
  • ext. backup 230 V
  • 2.5 A mT
Sensor Supply
  • Transformer power supply: 12-24 VDC (load-dependent)
  • max. 50 mA
  • switch power supply 24 VDC -5%
  • max. 115 mA, max. capacitative load 470 µF
Storage of ValuesNVM > 10 years
Electrical Connectionpluggable screw terminals / connecting clamps
Amplitude Threshold
  • 8 V or 4 V at TTL levels
  • amplitude max. 40 VDC
Active Edgeprogrammable, positive with PNP input, negative with NPN input
Pulse Shapeany square wave (1:1 for max. frequency)
Prescaler0.0001 - 9.9999
Display and Preset Range- 99 999 to + 99 999
Relay (Preset 1 and 2)
  • Varistor max. 250 VAC / 30 VDC / 5 A
  • Varistor min. 5 VAC / 5 VDC / 10 mA
  • Delay < 10 ms
Transistor output (Preset 1 + 2)
  • DC supply: PNP output 12 - 30 VDC, max. 50 mA
  • transformer power supply (24, 115, 230 VAC): PNP output 12 - 24 VDC, max. 30 mA
  • switch power supply 100-240 VAC: PNP output 24 VDC, max. 50 mA
Application Output
  • DC supply: PNP output 12 - 30 VDC, max. 20 mA
  • transformer power supply (24, 115, 230 VAC): PNP output 12 - 24 VDC, max. 20 mA
  • switch power supply 100-240 VAC: PNP output 24 VDC, max. 20 mA
Attention
  • Only for transformers (24, 115, m230 VAC:
  • The energy load on the outputs (sensors 12-24 VDC, out1, out2, Appl.-Outp.) may not be more than 65 mA total.
Counter Mode Input A,B
  • Single channel add or sub, directional input,
  • differential operation add / sub, totalizing operation add / add,
  • phase discriminator 1-, 2- or 4-fold evaluation
Application Input/Output (Counter)
  • Output: Prescaler-out
  • direction-out
  • input: Reset
  • Gate
  • Keylock
  • Hold
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