Differential Pressure Indicator – RW-65

RW-65: Ringbalance as Pressure Indicator for measuring draft, pressure, differential pressure, and flow optional with contacts

Inquiry form / Anfrage-Formular


    Description

    Measuring draft, pressure, differential pressure, and flow optional with contacts

    – Measuring Ranges freely selectable from 0…40 Pa (+/-20 Pa) to 0…1.8 kPa
    – Scale Units Pa, kPa, daPa, mbar, mmWS, mmCE, in.W.C.
    – Accuracy max. error +/-1.5% of span, or +/-1.5 Pa
    – Ambient temp. -20….0 . . . +50 °C (-4…+122 °F)
    – Housing wall mounting IP65

    Option:

    Inductive Contacts
    Inductive sensors according to NAMUR / ATEX [EEx ia IIC T6]

    – 1xMin Type IK1/0
    – 1xMax Type IK0/1
    – 2xMin Type IK2/0
    – 1xMin / 1xMax Type IK1/1
    – “Min”- function: vane dips into slot at decreasing pressure
    – “Max”-function: vane dips into slot at increasing pressure
    – Isolation Switch Amplifier (Turck)
    – housing for snap-in on DIN-rail, 18mm wide, universal power supply
    – IM1-121Ex-R single-channel, for 1 Inductive sensor
    – IM1-22Ex-R dual channel, for 2 Inductive sensors

    Mechanical Contacts
    Applicable for ranges above 200 Pa, only

    -Contacts rated at 30W / 50VA; max. 250V. Hysteresis 1-2%
    -1x Min MK1/0 contact closing at decreasing pressure
    -1x Max MK0/1 contact closing at increasing pressure
    -Min / Min MK2/0 both closing at decreasing pressure
    -Max / Max MK0/2 both closing at increasing pressure
    -Min / Max MK1/1 1x opens 1x closes
    -Type RW65 Ringbalance in IP65-housing