• All models are equipped with an RS232C serial port and can transfer captured actions, in real time, to a PC or portable printer
• The Max, Min and Avg functions calculate the maximum, minimum and average values
• Further functions are: REL relative size, HOLD auto shut-off system, can be excluded

• Temperature measurement: 
• RTD sensors Pt100 Measuring range: -200…+650°C
• Pt1000 Measuring range: -200…+650°C
• Temperature measurement - Tc
• TC measuring range: K -200…+1370°C
• TC measuring range: J -100…+750°C
• TC measuring range: T -200…+400°C
• TC measuring range: N -200…+1300°C
• TC measuring range: E -200…+750°C
• Instrument accuracy: 
• Thermocouple K:  ±0.1°C up to 600°C ±0.2°C over 600°C
• Thermocouple J: ±0.1°C up to 400°C ±0.2°C over 400°C
• Thermocouple T:  ±0.1°C
• Thermocouple N: ±0.1°C up to 600°C ±0.2°C over 600°C
• Thermocouple E; ±0.1°C up to 300°C ±0.2°C over 300°C
• Accuracy is referred to the instrument only; error due to sensors is not included.
• Resolution: 0.1°C
• Temperature drift @20°C: 0.02%/°C
• Drift after 1 year: 0.1°C/year
• Unit of measurement °C - °F
• Measured values storage - model HD2178.2: 
• Type: 2000 pages each one containing 40 samples
• Quantity; 80000 samples in total
• Storage interval can be selected among: 1,5,10,15,30 s; 1,2,5,10,15,20,30 min.; 1 hour
• Security of stored data: Unlimited, independent of battery charge conditions
• Power Supply:
• Batteries: 4 Batteries 1.5V type AA
• Autonomy: 200 hours with 1800mAh alkaline batteries
• Current consumption with instrument off: 20μA
• Mains: 12Vdc / 1000mA Output mains adapter
• Serial interface RS232C:
• Type: RS232C galvanically isolated
• Baud rate: can be set up from 1200 to 38400 baud
• Data bit: 8
• Parity: None
• Stop bit: 1
• Flow control: Xon/Xoff
• Serial cable lenght: Max 15m
• Print interval: Immediate or selectable among: 1,5,10,15,30 s; 1,2,5,10,15,20,30 min.; 1 hour 
• USB interface - model HD2178.2:
• Type: 1.1 - 2.0 galvanically isolated
• Connections:
• Input for RTD probes: 8 pole male DIN45326 connector
• Input for TC probes: 2-pole female polarized standard miniature connector
• RS232C serial interface: 8-pole MiniDin connector USB interface Type B MiniUSB connector
• Mains adapter: 2-pole connector (positive at centre)
• Operating conditions:
• Operating Temperature: -5...50°C
• Storage temperature: -25 … 65°C
• Working relative humidity: 0 … 90% RH, no condensation
• Protection degree: IP66
• Operating conditions:
• Operating Temperature: -5...50°C
• Storage temperature:-25 … 65°C
• Working relative humidity: 0 … 90% RH, no condensation
• Protection degree: IP66
• General characteristics:
• Dimensions (Length x Width x Height): 185x90x40mm
• Weight: 470g (complete with batteries)
• Materials: ABS, rubber Display 2 rows 4½ digits plus symbols
• Visible area: 52x42mm
• Time:
• Date and time: In real time
• Accuracy: 1min/month max drift

• HD2178.1:
• (1) HD2178.1,
• (4)  1.5V alkaline batteries
• (1) Instruction manual
• (1) Case
• (1) Software Deltalog9 downloadable from Delta OHM website.
• NOTE: Probes and cables have to be ordered separately
• HD2178.2:
• (1) HD2178.2
• (1) Data logger
• (4) 1.5V alkaline batteries
• (1) Instruction manual
• (1) Case
• (1) CP23 USB cable
• (1) Software Deltalog9 downloadable from Delta OHM website.
• NOTE: Probes have to be ordered separately 

Brochure/Datasheet

Instruction Manual

Download Software DeltaLog 9

Note: Prices are not binding at any time subject to change without prior notice