Technical Data - Elster Instromet TRZ2 Mode D'emploi

2. Technical Data

Turbine gas meters and quantometers inaccordancewithDINEN12261
Type
Dimensions
Nominalsize
Pressure rating
Housing material
Temperature ranges
– gas (EC)
– ambient/storage (EC)
– gas/ambient/storage (MID)
The nominal operating conditions can be found on the labels on the index head.
Pulse generators
LFpulsegeneratorIN-Sxx/IN-Wxx
U = 24 V
i
I = 50 mA
i
P = 0.25 VA
i
R =100Ω(seriesresistor)
i
Temperature range -40°C to +70°C
Absolute ENCODER S1
Numberofdigitrollers
Temperature range
Protection class
Interfaces (ATEX approval)
LFpulsegenerator
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TRZ2
G65 – G1000
DN50–DN150
PN10–100/Class150–600
Spheroidalgraphitecastiron,steel
-25°C to +70°C
-25°C to +70°C
-25°C to +70°C
HFpulsegenerator(inaccordancewithDINEN60947-5-6)
U = 8 V DC
rated
I≥2.1mA(exposed)I≤1.2mA(covered)
U < 5.9 V (exposed) U > 6.8 V (covered)
R =1kΩ
i
-25°C to +70°C
AbsoluteENCODERS1–index
NAMUR(II2GEExiaIICT4)or
SCR/SCR+ (II 2 G EEx ib IIB T4) or
Optionalorretrofittable,
allIN-Sxxvariants,IN-W11
U =24V,I
i
R
Elster-Instromet
Q
Q65 – Q1000
-25°C to +70°C
-25°C to +70°C
8
-40°C to +60°C
IP 67
M-Bus
=50mA,P =0.25VA,
i i
=100Ω(seriesresistor)
i
5