Elster TRZ2 - Technical Specifications; Pulse Generator Specifications; Absolute ENCODER S1 Specs

Elster-Instromet
©ElsterGmbH·Allrightsreserved·Subjecttotechnicalmodication 5
2. Technical Data
Turbine gas meters and quantometers inaccordancewithDINEN12261
Type TRZ2 Q
Dimensions G65 – G1000 Q65 – Q1000
Nominalsize DN50–DN150
Pressure rating PN10–100/Class150–600
Housing material Spheroidalgraphitecastiron,steel
Temperature ranges
– gas (EC)
– ambient/storage (EC)
– gas/ambient/storage (MID)
-25°C to +70°C
-25°C to +70°C
-25°C to +70°C
-25°C to +70°C
-25°C to +70°C
The nominal operating conditions can be found on the labels on the index head.
Pulse generators
LFpulsegeneratorIN-Sxx/IN-Wxx HFpulsegenerator(inaccordancewithDINEN60947-5-6)
U
i
= 24 V U
rated
= 8 V DC
I
i
= 50 mA I≥2.1mA(exposed)I≤1.2mA(covered)
P
i
= 0.25 VA U < 5.9 V (exposed) U > 6.8 V (covered)
R
i
=100Ω(seriesresistor) R
i
=1kΩ
Temperature range -40°C to +70°C -25°C to +70°C
Absolute ENCODER S1
AbsoluteENCODERS1–index
Numberofdigitrollers 8
Temperature range -40°C to +60°C
Protection class IP 67
Interfaces (ATEX approval) NAMUR(II2GEExiaIICT4)or
SCR/SCR+ (II 2 G EEx ib IIB T4) or
M-Bus
LFpulsegenerator Optionalorretrottable,
allIN-Sxxvariants,IN-W11
U
i
=24V,I
i
=50mA,P
i
=0.25VA,
R
i
=100Ω(seriesresistor)
English