Arthur Grillo WR 200-F Tanım ve Operasyon - Sayfa 16
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Specifications
Heat transfer:
Temperature range:
Temperature inputs:
Flow input:
k-value:
Display: backlit alphanumeric LCD display, 4x20 characters,
Counters:
Cycle count:
Clock: built-in clock with automatic calendar to 2099
Backup battery:
Outputs:
M-Bus (optional):
Housing:
Wall-mount housing:
Panel mounting:
Supply voltage:
Power consumption: about 4 VA
Weight: about 600 g, wall-mounted unit 1.5 kg
EMC:
Accuracy: in accordance with DIN EN 1434 for heat meter-computing devices
Arthur Grillo GmbH · Am Sandbach 7 · 40878 Ratingen
Internet: www.grillo-messgeraete.de · e-mail: [email protected]
Water or other liquids
(Water-glycol mixtures, heat transfer oil)
-50...+250 °C
2 x Pt100 four-wire circuit for flow and
return temperature, no compensation required
0/4-20 mA, direct supply of two-wire transmitters,
supply voltage approximately 18 Vdc
Characteristic of the flow input Linear or square root
Determination according to data from IAPWS-IF97
all counts and current readings are
displayed with their physical unit
9-digit number for the summation of heat quantity
and flow rate
9-digit resettable counters, cycle adjustable via built-in
clock and calendar
Lithium battery backs up the accumulated
counts in case of power failure
4 analog outputs 0/4...20 mA for the following current values:
Flow temperature, return temperature, flow,
heat output
2 pulse outputs for heat and flow rate
M-Bus Logger M-Count 2C
Aluminum profile housing for mounting on
35 mm DIN profile rail, measures 134x106x72 mm (WxHxD),
Protection type acc. EN 60529 Front IP55, terminal side IP20
Connection via screw terminals (Combicon)
Polystyrene with hinged transparent front cover
Dimensions 218x166x112, 5 mm (WxHxD), protection type IP55
Kit consisting of front frame, mounting rods
and fixing screws
230 Vac
Interference emission acc EN 61000-6-3,
Immunity acc EN 61000-6-2
Phone 0 21 02 - 47 10 22 · Fax 0 21 02 - 47 58 82
06.12