26R1 MSYSTEM | Alldatasheet
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MODEL: 26R1 26R1 SPECIFICATIONS ES-4262 Rev.8 Page 1/2 https://www.m-system.co.jp/ Head-mounted Two-wire Signal Conditioners 26-UNIT RTD TRANSMITTER (non-isolated) Functions & Features
- Accepts direct input from an RTD and provides a standard 4 – 20 mA DC signal
- Linearization and burnout
- Wide operating temperature range suitable for harsh environments Typical Applications
- Mounting in a sensor connection head minimizes noise effect and signal degradation 43.5 (1.71) DIA. (.98) mm (inch) 5 4 3 2 1 MODEL: 26R1–[1][2][3]
ORDERING INFORMATION
- Code number: 26R1-[1][2][3] Specify a code from below for each of [1] through [3]. (e.g. 26R1-41)
- Temperature range (e.g. 0 – 100°C) [1] INPUT RTD (2- or 3-wire) 1: JPt 100 (JIS'89) 3: Pt 100 (JIS'89) 4: Pt 100 (JIS'97, IEC) Note: Consult M-System for 2-wire RTD [2] TEMPERATURE UNIT 1: °C 2: °F [3] OPTIONS Burnout blank: Upscale burnout /BL: Downscale burnout GENERAL SPECIFICATIONS Construction: Sensor head-mounting Connection: Euro type terminal Applicable wire size: 0.14 – 1.5 mm2, stripped length 6 mm Housing material: Flame-resistant resin (black) Zero adjustment: -1 to +5 % (front) Span adjustment: 95 to 105 % (front) Linearization: Standard INPUT SPECIFICATIONS Maximum leadwire resistance: 20 Ω per wire (3-wire) Sensing current: 1 mA Temperature range 0 – 400, 0 – 500, 0 – 650 °F: 0 – 100, 0 – 200, 0 – 300, 0 – 400, 0 – 600, 0 – 800, 0 – 1000, 0 – 1200 OUTPUT SPECIFICATIONS Output: 4 – 20 mA DC Load resistance vs. supply voltage: Load Resistance (Ω) = (Supply Voltage (V) – 8.5 (V)) ÷ 0.02 (A) (including leadwire resistance) 8.5 15 10 20 25 30 32 200 400 600 800 1000 1175 LOAD RESISTANCE [Ω] SUPPLY VOLTAGE [V] (775Ω maximum at 24V DC) INSTALLATION Supply voltage: 8.5 – 32 V DC Operating temperature: -40 to +85°C (-40 to +185°F) Operating humidity: 0 to 90 %RH (non-condensing) Mounting: Head-mounting (DIN type B head) Weight: 30 g (1.1 oz) PERFORMANCE in percentage of span Accuracy: ±0.1 % or ±0.1°C (±0.2°F), whichever is greater. Temp. coefficient: ±0.02 %/°C (±0.01 %/°F) Response time: ≤ 0.5 sec. (0 – 90 %)
MODEL: 26R1 26R1 SPECIFICATIONS ES-4262 Rev.8 Page 2/2 https://www.m-system.co.jp/ STANDARDS & APPROVALS EU conformity: EMC Directive EMI EN 61000-6-4 EMS EN 61000-6-2 RoHS Directive EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch) 43.5 (1.71) 33 (1.30) 2–4.2 (.17) dia. MTG HOLE 7.0 (.28) dia.SPAN ADJ. ZERO ADJ. 25 (.98) 15.5 (.61) 54321 MOUNTING REQUIREMENTS unit: mm (inch) 33 (1.30)2–4.2 (.17) dia. MTG HOLE M4 SCREWS SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM B B A RTD SZBurnout Constant Current Differential Amplifier Output DriverLinearizer LOAD OUTPUT 24V DC 4 – 20mA DC Specifications are subject to change without notice.