Rheonik – RHE 28

Housing:

Epoxy coated cast aluminum universal field mount enclosure

Enclosure Rating:

IP65 / NEMA 4.  Optionally IP66 / NEMA 4

Ambient Temperature:

-20°C (optionally -40°C) to +60°C / -4°F (-40°F) to +140°F

(reduced visibility below -20°C)

Dimensions:

170 x 272 x 93 mm / 6.7 x 10.7 x 3.7 in

Display:

Large high contrast backlit LCD 128 x 24. Screen changes color to indicate warning or error

Weight:

2.4 kg / 5.3 lb

Operation:

3 x behind-window capacitive sensors for menu navigation / settings

Sensor Connection:

Cage clamp terminals.  Cable available in lengths up to 100m for connection to remote sensor

Analog Outputs:

Up to 2 x 4-20mA outputs, active or passive, compl. to NAMUR NE-43

Digital Outputs:

Up to 2 x configurable status outputs (IEC60946)

Pulse/Frequency Output:

Up to 2 x configurable pulse/frequ. outputs (IEC60946), max 10 kHz

Digital Inputs:

Up to 2 x configurable control inputs (to IEC60946)

Analog Input (optional):

1 x 4-20mA analog input (active) for two-wire pressure or density sensor

Power Supply:

100-240 VAC +/- 10%  (48 to 62 Hz), 5W or 12-24 VDC +/- 10%, 4W

Digital Data Communications:

Modbus RTU (RS485)
Connection to PC (USB) with Rheonik RHECom software
HART over analog output

Hazardous Area Approvals:

ATEX/IECEx for RHE in ordinary locations (code AS), RHM in all zones

ATEX/IECEx for RHE in zone 2 (code AB, A2), RHM in all zones

cCSAus for RHE in ordinary locations (code CS), RHM in all divisions cCSAus for RHE in Div. 2 (code CB, C2), RHM in all divisions

Cable Entries:

2 x M16, 2 x M20 as standard