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Practical Instrument Electronics
Tel: 585.872.9350 • Fax: 585.872.2638 • [email protected] • www.piecal.com
Specifications
General
Operating Temp Range
-20 to 60 °C (-5 to 140 °F)
Storage Temp Range
-30 to 60 °C (-22 to 140 °F)
Temperature effect
≤ ± 0.01 %/°C of Full Scale; Cold Junction Sensor ≤ ±25 ppm/°C
Relative Humidity Range
10 % ≤RH ≤90 % (0 to 35 °C), Non-condensing
10 % ≤RH≤ 70 % (35 to 60 °C), Non-condensing
Isolation: Voltage
Common Mode
60V rms between all mA functions/Read V DC and Source V DC/
thermocouple/RTD/Ohms//Frequency/Pressure
50/60 Hz, 100 dB
Normal Mode Rejection
50/60 Hz, 50 dB
Noise
≤ ± ½ Least Significant Digit from 0.1 to 10 Hz
Size
5.63x3.00x1.60” 143x76x41mm (LxWxH)
Weight
12.1 ounces, 0.34 kg with boot & batteries
Batteries
Four “AA” Alkaline 1.5V (LR6)
Battery life
Read Functions: ≥ 20 hrs; Pressure ≥ 7 hrs
Source mA: ≥ 14 hours @ 12 mA into 250Ω
Pwr/Meas mA: ≥ 12 hours at 20 mA
Source V, Ω, T/C, RTD & Hz: ≥ 20 hours
Low Battery
Low battery indication with nominal 1 hour of operation left
Protection against
misconnection
Over-voltage protection to 60 vrms (rated for 30 seconds)
Red LED indicates OVERLOAD or out of range conditions
Display
High contrast graphic liquid crystal display, 0.315” (8.0 mm) high digits,
backlighting
Read mA
Ranges and Resolution
0.000 to 24.000 mA or -25.00 to 125.00% of 4-20 mA
Accuracy
≤ ± (0.02 % of R 0.003 mA)
Voltage burden
≤ 2V at 24 mA
Overload/Current limit
protection
25 mA nominal
Source mA / Power & Measure Two Wire Transmitters
Ranges and Resolution
Same as Read mA
Accuracy
≤ ± (0.02 % of R 0.003 mA)
Loop compliance voltage
≥ 24 DCV @ 20.00mA
Loop drive capability
1200 Ω at 20 mA for 15 hours nominal;
950 Ω with Hart Resistor enabled
mA 2-Wire Transmitter Simulation
Accuracy
Same as Source/Power & Measure
Voltage burden
≤ 2V at 20 mA
Overload/Current limit
24 mA nominal
Loop voltage limits
2 to 60 VDC (fuse-less protected)