Elgas miniELCOR, Руководство по эксплуатации, Страница: 73 / 131

miniELCOR
66
- Connecting pressure … tube ∅
6 mm, screwing ERMETO M12 x 1.5
- design … Internal
... External, standard cable length 2.5 m max. 5
m
Measuring temperature
- Number of inputs … 1
- Sensor … Pt 1000, platinum resistor detector
- measuring range … -25
÷
+60 ℃
- measuring error …
±
0.2 ℃
- long-term stability … < 0.02 % for year (relative error in K)
- sensor design … tube
∅
5.7 mm, length 120 mm with
integrated cable
- length of external sensor cable … Standard 2.5 m, max. 10 m
Internal temperature measuring
- measuring error …
±
3 °C
Real time circuit
- long-term stability …
±
5 min / year at 25 °C
Digital inputs INPUTS terminals
- number … 4
- input options … LF impulse input, HF impulse input NAMUR,
binary input low-input, binary input NAMUR
- length of cable for the individual inputs … 30 m
Binary input - classic
… Terminals DI1(LF+/-), DI2(LF+/-), DI3, DI4
- Max. number of inputs … 4
- input type … Low-input input – connecting reed contact or
no-potential output
- min. time of status duration … 100 ms
- open circuit voltage … 2.5 V - 3.6 V
- Shortage current … Approx. 3
μ
A
- level “ON” … R < 100 k
Ω
or U < 0.2 V
- level “OFF” … R > 2 M
Ω
or U > 2.5 V
LF impulse input
… Terminals DI1(LF+/-), DI2(LF+/-), DI3, DI4
- Max. number of inputs … 4
- max. frequency … 10 Hz
- input type … Connecting reed contact or no-potential
output, WIEGAND
- min. length of pulse / pause … 40 ms
- open circuit voltage … 2.5 V - 3.6 V
- Shortage current … Approx. 3
μ
A
- level “ON” … R < 100 k
Ω
or U < 0.2 V
- level “OFF” … R > 2 M
Ω
or U > 2.5 V
9 ) Will damage pressure converter, the gas-tightness remains the same.