Delta AS300N-A

AS Series Operation Manual
2-45
_2
Functional specifications
Analog-to-digital
conversion
Centigrade (°C) Fahrenheit (°F) Input impedance
Rated input range
*1
Pt100: -180°C to +800°C
Ni100: -80°C to +170°C
Pt1000: -180°C to +800°C
Ni1000: -80°C to +170°C
JPt100: -180°C to +500°C
LG-Ni1000: -50°C to +180°C
Cu50: -50°C to +150°C
Cu100: -50°C to +150°C
Pt100: -292°F to +1,472°F
Ni100: -112°F to +338°F
Pt1000: -292°F to +1,472°F
Ni1000: -112°F to +338°F
JPt100: -292°F to +932°F
LG-Ni1000: -58°F to +356°F
Cu50: -58°F to +302°F
Cu100: -58°F to +302°F
0–300 Ω
0–3000 Ω
Average function Range: 1–100
Self-diagnosis Disconnection detection
*1: If the measured temperature exceeds the upper limit, it only shows the maximum value. If the
measured temperature is below the lower limit, it only shows the minimum value.
 AS04TC-A / AS08TC-A
Electrical specifications
Number of analog
inputs
AS04TC-A: four ; AS08TC-A: eight
Applicable sensor
Type J, K, R, S, T, E, N and B thermocouple; input impedance:
±
100mV
Supply voltage
24 VDC (20.4 VDC–28.8 VDC) (-15% to +20%)
Connector type
Removable terminal block
Overall accuracy
25°C/77°F: The error is ±0.5% of the input within the range.
-20 to +60°C/-4 to +140°F: The error is
±
1% of the input within the range.
Conversion time
200 ms/channel
Isolation
An analog circuit is isolated from a digital circuit by a digital integrated circuit,
and the analog channels are isolated from one another by optocouplers.
Isolation between a digital circuit and a ground: 500 VDC
Isolation between an analog circuit and a ground: 500 VDC
Isolation between an analog circuit and a digital circuit: 500 VDC
Isolation between two group circuits: 500 VDC
Isolation between the 24 VDC and a ground: 500 VDC
Isolation between the analog channels: 120VAC
Weight
AS04TC-A: 115g ; AS08TC-A: 125g