Product Profile of Digital Temperature Indicator / Controller
Switzer Instrument Limited manufactures Digital Temperature Indicator / Controller. Switzer Instrument Limited is an ISO 9001: 2000 offering a wide range of Pressure Switches and Process Control Instruments like Draft Indicators, Flow Switches, Differential Pressure Indicators and Primary flow elements. The Digital Temperature Indicator / Controller of model number 3701 is available in field mounted design and has a Retransmission range of 4 to 20 mA. The Digital Temperature Indicator / Controller is available with both red LED and LCD display.
Key Features of Digital Temperature Indicator / Controller
- Field Mount
- Input: Thermocouple, Pt 100, 4 to 20 mA
- Accuracy TC: ±0.3 % RTD ±0.2 % / ±1%
- Display 3½ digit, 14.2 mm Red LED / LCD
- Power Supply: 90 to 250V AC/ 100 to 300V DC or 12 to 32 V DC
- Resolution TC: field selectable RTD - 0.1° C or 1° C
- Alarm: 1 or 2
- Retransmission: 4 to 20 mA
- IP : 55 enclosure
Product Specification of Digital Temperature Indicator / Controller
- Ambient Temperature:0 - 50
- Display:3½ digit, 7 Segment LCD, 12.7 mm or
3½ digit, 7 Segment LED, 14.2 mm
- Input Impedance:75 Ω: for current input
100 K Ω: for Voltage input (Current 4-20mA/Voltage 1-5V DC),
Thermocouple: 30 M Ω: typical
- Power Consumption:7VA (maximum)
- Power Supply:1) 90 - 250V AC/100 to 300V DC; 2) 18 - 32V DC
- Range:-1999 to +1999 counts (Current 4 - 20 mA /Voltage 1 - 5V DC),
Thermocouple: K -50 to 1200°C
J -50 to 700°C
T -50 to 400°C
- Resolution:1/0.1/0.01/ 0.001 count,
Jumper selectable (Current 4-20mA/Voltage 1-5V DC
- Overall Dimensions:122 (W) x 120 (H) x 91 (D)
- Retransmission Output:Standard - Current : 4 - 20 mA ; Voltage: 1 - 5V DC
Optional - Current : 0 - 20 mA ; Voltage: 0 - 5V, 0 - 10V DC
- Accuracy:± 0.05 of reading
± 1 count (Current 4 - 20 mA/1 - 5V DC),
Thermocouple: K±0.2% of reading ±0.5°C
J±0.3% of reading ±0.5°C
T±0.3% of reading ±0.5°C
