Brainchild PR20 User Manual

Page 30 of 479
Sensor Break Responding Time:
❖ Within 4 seconds for TC, RTD and mV inputs
❖ 0.1 second for 4-20 mA and 1 - 5 V inputs
Input 1 Characteristics:
Type
Range
Accuracy @ 25°C
Input Impedance
J
-120°C to 1000°C (-184°F to 1832°F)
±2°C
2.2 MΩ
K
-200°C to 1370°C ( -328°F to 2498°F)
±2°C
2.2 MΩ
T
-250°C to 400°C ( -418°F to 752°F)
±2°C
2.2 MΩ
E
-100°C to 900°C ( -148°F to 1652°F)
±2°C
2.2 MΩ
B
0°C to 1800°C (32°F to 3272°F)
±2°C (200°C to 1800° C)
2.2 MΩ
R
0°C to 1767.8°C (32°F to 3214°F)
±2°C
2.2 MΩ
S
0°C to 1767.8°C (32°F to 3214°F)
±2°C
2.2 MΩ
N
-250°C to 1300°C (-418°F to 2372°F)
±2°C
2.2 MΩ
L
-200°C to 900°C (-328°F to 1652°F)
±2°C
2.2 MΩ
PT100(DIN)
-210°C to 700°C (-346°F to 1292°F)
±0.4°C
1.3KΩ
PT100(JIS)
-200°C to 600°C (-328°F to 1112°F)
±0.4°C
1.3Ω
mV
-8mV to 70mV
±0.05%
2.2 MΩ
mA
-3mA to 27mA
±0.05%
70.5Ω
V
-1.3V to 11.5V
±0.05%
302KΩ
1.9.6.2 Input2
Resolution: 18 bits
Sampling Rate: 5 times / second
Maximum Rating: -2 VDC minimum, 12 VDC maximum (1 minute for mA input)
Temperature Effect: 1.5uV/°C for all inputs except mA input, ±3.0uV/°C for mA input
Common Mode Rejection Ratio (CMRR): 120dB
Normal Mode Rejection Ratio (NMRR): 55dB
Sensor Break Detection:
❖ Below 1 mA for 4-20 mA input
❖ Below 0.25V for 1 - 5 V input
❖ Not available for other inputs
Sensor Break Responding Time: 0.5 Seconds
Input 2 Characteristics:
Type
Range
Accuracy @ 25°C
Input Impedance
CT94-1
0.0 to 50.0 A
±2% of Reading ±0.2A
302KΩ
mA
-3mA to 27mA
±0.05%
70.5Ω+(0.8V/Input Current)
V
-1.3V to 11.5V
±0.05%
302KΩ
1.9.6.3 Input3 (Event Input)
Logic Low: -10V minimum, 0.8V maximum
Logic high: 2V minimum, 10V maximum
External pull-down Resistance: 400 KΩ maximum
External pull-up Resistance: 1.5 MΩ minimum
Functions:
Select second set point and/or PID, Reset alarm 1 and/or alarm 2, Disable output 1 and/or output
2, Remote lockout.

Brainchild PR20 Specifications

General

Brand	Brainchild
Model	PR20
Category	Measuring Instruments
Language	English