Omega TX82B Manual do Utilizador descarregar pdf (Página 6)

2.0 SPECIFICATIONS

2.1 INPUT

Current 1-5 mA, 4-20 mA or 10-50 mA

Protection 200 mA max forward and 1000 mA max

reverse

Voltage Drop 2.5 V max forward and 1.2 V max reverse

Span Range 100 to 2000 counts continuous adjustment

with a multiturn potentiometer

Zero Range The multiturn zero potentiometer can displace

the displayed reading by ±500 counts from the

center of each of the four overlapping zero

ranges, provided that the resultant is within the

±1999 count display capability.

Span Slope Positive or Negative

Normal Mode Rejection

at 50/60 Hz 46 dB minimum

2.2 ACCURACY AT 25°C

Maximum error ±0.1% R ±1 count

Zero tempco ±0.1 ct/K typ, ±0.3 ct/K max

Span tempco ±0.005%S/K typ, ±0.015%S/K max

2.3 CONVERSION

Technique Dual-slope, average value with autozero

correction

Polarity Determined automatically at the end of input

integration period

Input integration period 100 milliseconds (nominal value)

Reading rate 2.5/second

1 2 3 4 5 6 7 8 9 10 11 ... 19 20

Sem comentários

Omega TX82B Manual do Utilizador Página 6