ILX Lightwave LDC-3700C Series, Руководство пользователя, Страница: 24 / 176

I N T R O D U C T I O N A N D S P E C I F I C A T I O N S
Temperature Controller Specifications
1
8
LDC-3700C Series
C H A P T E R
1

Temperature Controller Specifications
1
TEMPERATURE CONTROL OUTPUT
Temperature Control Range
2
-100.0°C to +199.9°C
Thermistor Setpoint Resolution Accuracy
3
-20°C to 20°C
0.1°C ±0.2°C
20°C to 50°C
0.2°C ±0.2°C
AD590 & LM335 Setpoint
4
-20°C to 50°C
0.1°C ±0.1°C
Short Term Stability (1 hr)
5
<0.004°C
Long Term Stability (24 hrs)
6
<0.01°C
Output Type Bipolar, constant current source
Compliance Voltage >8 V DC
Short Circuit Output Current 4 Amps
Maximum Output Power 32 Watts
Current Noise and Ripple
7
<1 mA rms
Current Limit Range 0 to 4 Amps
Current Limit Set Accuracy ±0.05 Amps
Control Algorithm Smart Integrator, Hybrid PI
TEMPERATURE SENSOR
Types
Thermistor
NTC (2-wire)
IC Temperature Sensor
AD590/LM335
RTD Sensor
8
Pt
100
/Other 100-ohm RTD
Thermistor Sensing Current 10 µA/100 µA
Sensor Bias AD590 = 8 V LM335 = 1 mA RTD = 0.8 mA
8
Useable Thermistor Range 25 to 450,000

, typical
Typical Sensor Output
9
AD590 Current Output
I(25°C) = 298.2 µA, I
t
= 1 µA/K
LM335 Voltage Output
V(25°C) = 2.73 V, V
t
= 10 mV/K
RTD (Pt
100
) Resistance
R(25°C) = 109.73

User Calibration Thermistor: Steinhart-Hart, 3 constants IC Sensors,
RTD = Two-point