With the HART communicators the PIECAL 134 is able to power HART transmitters with a built-in 250 ohm resistor. Availability
Specifications
General
Operating Temperature Range
-20 to 60 °C (-5 to 140 °F)
Storage Temperature Range
-30 to 60 °C (-22 to 140 °F)
Relative Humidity Range
10 % ≤RH ≤90 % (0 to 35 °C), Non-condensing
10 % ≤RH≤ 70 % (35 to 60 °C), Non-condensing
Ranges and Resolution
0.00 to 24.00 mA or -25.0 to 125.0% of 4-20 mA
Accuracy
≤ ± (0.05 % of Reading +0.01 mA)
Noise
≤ ± ½ Least Significant Digit
Temperature effect
≤ ± 0.005 %/°C of FS
Size
4.75 x 2.6 x 1.50 in, 120 x 66 x 38 mm (LxWxH)
Weight
8 ounces, 0.23 kg (including batteries)
Batteries
Two “AA” Alkaline 1.5V (LR6)
Optional NiMh Rechargeable battery kit
120 VAC for North America Only; charger, four
NiMh batteries, AC & DC cords [Part # 020-0103]
Low Battery
Low battery indication with nominal 1 hour of operation left
Protection against misconnection
Over-voltage protection to 135 vrms (rated for 30 seconds)
Display
High contrast graphic liquid crystal display with
0.45” (11.4 mm) high digits. Bar graph with 1%
resolution of 4-20 mA signal scale.
Source/Power & Measure Two Wire Transmitters
Loop compliance voltage
High Power ≥ 24 DCV @ 20.00mA Low Power ≥ 15 DCV @ 20.00mA
Loop drive capability & Battery Life
High Power
Low Power
1200 Ω at 20 mA for 8 hours nominal;
950 Ω with Hart Resistor enabled
600 Ω at 20 mA for 11 hours nominal;
350 Ω with Hart Resistor enabled
2-Wire Transmitter Simulation
Voltage burden
≤ 2V at 20 mA
Overload/Current limit protection
24 mA nominal
Loop voltage limits
2 to 42 VDC (fuse-less protected from reverse polarity connections)
Battery life
≥ 220 hours nominal
Read mA
Voltage burden
≤ 1V at 20 mA
Overload/Current limit protection
25 mA nominal
Battery life
≥ 220 Hours nominal
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