Temperature Controller “entry-level” with super-simplified configuration R38:
- Limited number of parameters
- TC input, PT100, PT1000, PTC, NTC
- Resolution 0.1 ° With automatic change of scale (auto-ranging)
- Up to 2 relay outputs with changeover
- Keyboard “Sensitive Touch” (optional)
- Switching power supply 100 … 240 VAC
- Control:
– PID single action with auto tuning
– ON / OFF single action
– ON / OFF dual action (H / C) (neutral zone)
– ON / OFF commands Out 1 SP1 – SP2 commands Out 2
- Parameter protection with programmable password or “Keylock”
- Soft start delay on power or function (or functions)
- Automatic mode or stand by
- Compressor safety time
- Direct access to set point
Temperature Controller R38: mechanical properties
- Housing: plastic, self-extinguishing UL 94 V0
- Installation: mounting on Omega DIN rail
- Size: 33 X 72 mm (1/8 DIN), depth 98 mm
- Single display 3 Digit + sign, red, h 12 mm
- Weight: 180 g approx
- Rear terminal block: 11 screw terminals (screw M3, for cables from 0.25 to 2.5 mm2 or from AWG 22 to AWG 14)
- Protection degree: – front IP 65 protection in accordance with EN 60070-1 for indoor locations – Terminals: IP20
- Digital controller 78 x 35 mm, depth 75.5 mm
- Front degree of protection IP65 with gasket
- Mechanical keyboard or “Sensitive-Touch”
- 1 red display 3 digits, h 12 mm
- 1 input for temperature probes: tc J or K; RTD Pt 100 IEC; PTC KTY81-121 (990 Ω @ 25 ° C) or NTC 103AT-2 (10K @ 25 ° C) or PT1000 RTD IEC
- Power supply: 12 VAC / VDC not isolated; 24 VAC / VDC; 100 … 240 VAC / VDC ± 10%
- Frequency: 50/60 Hz
- Up to 2 relay outputs or voltage for driving SSR
- ON / OFF, PID
- Overall accuracy: ± 0.5% fs + 1 digit
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