DT1081B

Desktop 257 x 102 x 331 mm³ (WxHxD), excluding the handle bar

• Logic: FANOUT, WIRE, AND, OR, OR+VETO, MAJORITY, MAJORITY+VETO, LUT, COINCIDENCE
• Counter: SCALER, COUNTER, COUNTER TIMER, CHRONOMETER, RATE METER
• Timing: TIME, TAGGING, ToF, ToT
• Generator: PULSE GENERATOR, DIGITAL GENERATOR, PATTERN GENERATOR

4 sections, independently programmable.

Possibility to daisy chain more sections to make them operate as a single function with multiple inputs.

• Nr. of inputs: 6 per section CH 3 and CH 6 may be reserved for special function
• Connector: LEMO
• Input impedance: 50 Ω / 1 kΩ
• Signal type NIM/TTL/DISCR, DISCR is an arbitrary signal fed to the leading-edge discriminator
• Min. input width: 2 ns
• Min. input voltage: ±10 mV in DISCR mode
• Gate and Delay stage:
  • Gate: 15 ns ÷ 10 µs
  • Delay: 0 ÷ 10 µs
  • Step: 5 ns
  • Resolution: ±1% ±3 ns

• Nr. of outputs: 4 per section
• Connector: LEMO
• Signal type: NIM/TTL
• Min output width: 5.5 ns Measured with -500 mV signal, -200 mV threshold, WIRE function
• Output NIM rise/fall time: ≤2.5 ns
• Output TTL rise/fall time: ≤5 ns
• Output TTL Amplitude: 3.1 V
• Monostable stage
  • Width: 15 ns ÷ 1 µs
  • Step: 5 ns
  • Resolution: ±1% ±3 ns

• 30 ns – G&D and Monostable disabled
• 40 ns – G&D enabled, Monostable disabled
• 40 ns – G&D disabled, Monostable enabled
• 55 ns – G&D and Monostable enabled

Measured in WIRE mode

• Operation mode: Time over Threshold (G&D and Monostable disabled), Non-updating (when Monostable output is enabled)

• Min. input voltage: ± 10 mV

• Max Input Voltage: ± 5.2V

• Threshold range: [-800 mV ÷ 2.5 V]

• Threshold step: 1 mV

• Non linearity: 4% ± 6.5 mV

• Efficiency: 3 mV threshold variation to pass from 0% to 100% of the trig rate. Measured with -500 mV signal, WIRE function

Double pulse resolution:

• Time over threshold mode, NIM out : 10 ns @ 100 MHz

• Time over threshold mode, TTL out : 12.5 ns @ 80 MHz

• Non-updating mode, 25 ns @ 40 MHz

Reflections: ≤ 2% on input signals (measured with -200 mV_pp signal)

Methodology note: all the technical specifications of the Leading Edge discriminator are based on the x1081B working in WIRE function, to replicate a standard discriminator unit

• Asynchronous functions, NIM out @ 100 MHz
• Asynchronous functions, TTL out @ 80 MHz
• Synchronous functions, @40 MHz
• Scaler max. division rate @ 130 MHz

Methodology note: these technical specifications are based on measurements done with 3.3 V pulses, 2 ns width, 400 mV threshold

Minimum overlap: 1.5 ns

Veto must precede the event by at least 3 ns

• Minimum detectable time: 13 ns
• Resolution: 10 ns
• Bin size: [10 ns ÷ 1s], up to 1024 bins
• Time reconstruction: t = 13 ns + bin size*bin number

• Signal type: NIM/TTL
• Max. frequency: 20 MHz
• Min. pulse width: 10 ns

Ethernet (1Gbps), USB 2.0

2.8” LCD, Transmissive type

• Touch screen widgets
• Web-based Graphical User Interface

• Environmental: Indoor use
• Operating Temperature: Operating Temperature -20 °C ÷ 50 °C
• Operating Humidity: 25% ÷ 95% RH non condensing
• Storage Temperature: -30 °C ÷ +80 °C
• Storage Humidity: 5% ÷ 90% RH non condensing
• Altitude: ≤2000 m
• Pollution Degree: 2
• Overvoltage Category: II
• EMC Environment: Commercial and light industrial
• IP Degree:  IPX0 enclosure, not for wet location

• EMC: CE 2014/30/EU Electromagnetic compatibility Directive
• Safety: CE 2014/35/EU Low Voltage Directive