Warm-up / temperature regulators - »Made in Germany« quality with 2 years of warranty.

The temperature-regulator QDR-2 offers the following advantages:

Electronic temperatur regulator with easy handling. Technology: Analog electronic.
Attention: The series » QDR-2 « is out of production - it may be possible to produce singel regulators - repairs are possible without problems Replacement for the types QDR-2 are the types R-1100 and R-1120.

QDR-2-Regler
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QDR-2-Regler
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  • Types:
  • 2-point regulator (heating / warm up)
  • 3-point regulator (heating and cooling)
  • Simmilar connection way as with the well-known »S+B Schuntermann & Benninghoven« -regulators or »DE Drews« or »Elstein« or »Dr. Krieger«.
  • Simmilar size as with the well-known »S+B Schuntermann & Benninghoven« -regulators. 96x96mm
  • Inside modern analog-electronic, high-quality, reliable, long lasting and exact.
  • Process temperature indication by LED 3 ½ digits; function-indication by yellow LEDs.
  • Adjustment mechanical securable.
  • Connection with plug for simpliest exchanging.

  • General technical details QDR-2:
    Typ of equipment: Two point (heating - off) or three point (heating - off - cooling) or steady regulator
    Input thermocouple: Fühlerbruchsicherung and internal Vergleichsstelle sind eingebaut.
    Ein Verpolungsschutz ist vorhanden. Up to 50 Ohm resistance of cable, ist kein Abgleich nötig.
    Eichgenauigkeit: Ca. 0,25 %
    Input Pt 100 (DIN): 2- or 3- Leiterschaltung anschliessbar.
    Fühlerbruch- and Kurzschlussüberwachung sind vorhanden.
    Max. possible resistance of cable: for 3- cable wiring: 50 Ohm. Fühlerstrom: Ca. 0,5 mA.
    Eichgenauigkeit: Ca. 0,25 %
    Input Einheitssignal: 0-20 mA, 4-20 mA, internal resistance 499 Ohm
    0-10 Volt dc, internat resistance ca. 100 kOhm
    Eichgenauigkeit: Ca. 0,2 %; Linearitätsfehler: Ca. 0,2 %
    setpoint changing: The setpoint is frontseitig mittels präzisem Potentiometer mit Feststeller auf einer in °C geeichten Skala einstellbar.
    Bediensperre: mechanically
    Scales:0-100°C; 0-300°C; 0-450°C; 0-600°C; 0-1200°C
    Adjustment characteristics: PD/I
    Feedback: Xp 5% adjustable (rear side for adjustion of feedback); faster feedback are possible, up to 40 times faster.
    Output: -OUT 1: Relais, (change-over contact or closing contact) max. 250V AC 5A. cos-phi = 1
    Or tension, bistabil; ca. 16V DC max. 20 mA short circuit proof.
    Or steady, The type of output (current or tension) is choosen automatically by the value of the working resistance.
    Alarm output: -OUT 2: Relais, adjustable (change-over contact or closing contact) max. 250V AC 5A. cos-phi = 1 Only for Two-point regluator: (Heating or cooling)
    7-Segment-display: actual value: 10 mm, red, 3 ½ Digit
    CE-conformity: EMV gem. 89 / 336 / EWG; EN 50081-2; EN 50082-2
    Power supply: Standard: 230V AC; (intern changeable to 115V ac) +/- 10% 48-62 Hz.
    Electric connections: Steck-Klemmleisten; degree of protecion: IP 20 (DIN 40050); Isolation group C
    Zulässiger Anwendungsbereich: working temperature: 0-50°C / 32-122°F
    Case for panel-mounting: Dimensions: 96 x 96 mm (DIN43700); deep: 82 mm.
    panel cutaway dimensions: 92 +0,5 mm x 92+0,5 mm.
    Case material: Noryl, self-extinguishing, not drippy UL 94-V1
    water proof: IP 20 (DIN 40050); IP 50 front side.
    weight: Ca. 350 gr.
    Types:

    Layout

    IQ... Input: For current 0/4 - 20 mA; Ri= 499R
    TQ... Input: For thermocouple NiCr-Ni (type K), Fe-CuNi (type J), Pt-RhPt. (choose one of them)
    UQ... Input: For Tension 0 - 10 V dc; Ri=100k
    WQ... Input: Resistor temperature-sensitive Pt100 (DIN)
    ...D... actual value display: digital
    ...A Changing of setpoint: analog
    ...110. Two-point regulator; output relais change-over contact, potential free
    ...112. Two-point regulator; 1x output relais closing contact, potential free;
    1x Signalcontact (Sk): Logicoutput 0/16 Volt dc bistabil, max. 20mA, short circuit proof
    ...113. Two-point regulator; 1x output relais closing contact, potential free;
    1x Signalcontact (Sk): Relais closing contact adjustable 10%, E-A or A-E
    ...114. Two-point regulator; 1x output relais closing contact, potential free;
    1x Grenzwertcontact (Gk): Relais closing contact adjustable 100%, E-A or A-E
    ...115. Two-point regulator; 1x output relais closing contact, potential free;
    1x Limitkomparator (Lk): Relais closing contact adjustable 5%, A-E-A or E-A-E
    ...120. Two-point regulator; 1x Logic output 0/16 Volt dc bistabil, max. 20mA, short circuit proof
    ...123. Two-point regulator; 1x Logic output 0/16 Volt dc bistabil, max. 20mA, short circuit proof
    1x Signalcontact (Sk): Relais closing contact adjustable 10%, E-A or A-E
    ...124. Two-point regulator; 1x Logic output 0/16 Volt dc bistabil, max. 20mA, short circuit proof
    1x Grenzwertkontakt (Gk): Relais closing contact adjustable 100%, E-A or A-E
    ...125. Two-point regulator; 1x Logic output 0/16 Volt dc bistabil, max. 20mA, short circuit proof
    1x Limitkomparator (Lk): Relais closing contact adjustable 5%, A-E-A or E-A-E
    ...260. Two-point regulator; 1x continuous output 0-20 mA dc
    ...270. Two-point regulator; 1x continuous output 4-20 mA dc
    ...290. Two-point regulator; 1x continuous output 0-10 Volt dc
    ...311. Three-point regulator; output 2x Relais closing contact, potential free, 250 V, 5A
    ...322. Three-point regulator; 2x logic output 0/16 Volt dc bistabil, max. 20mA, short circuit proof
    ...2750. WQI2750A Special regulator 0-200°C for textile maschines Sucker-Müller / Moenus
    1x output analog current 4-20mA; 1x Limitkomparator ajustable +/-10%
    We do have very special types, for example regulators QDR-2 or R-1100 for soldering machines from company Pfaff. Please, ask us.
    marking / indicating colours of different thermocouples
    Gerhard P. Hirsch

    Gerhard P. Hirsch
    42349 Wuppertal
    Germany
    Tel: +49 (0)202. 47 22 23
    Fax: +49 (0)202. 47 22 92

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