4-20mA Loop Power Supply |
18
to 35 Vdc or 18 to 32 Vac (with 250 ohm load and no LCD) 22 to 35
Vdc or 22 to 32 Vac (with 250 ohm load and LCD) |
Minimum Loop Current |
2.5 mA nominal |
Maximum Loop Current |
21.5 mA nominal |
Maximum Loop Load |
>600 ohms at 24 Vac/dc with no LCD, > 325 ohms with LCD
|
0-5 Vdc Power Supply |
10
to 35 Vdc or 10 to 32 Vac, 15 Volts minimum with LCD |
0-10 Vdc Power Supply |
15
to 35 Vdc or 15 to 32 Vac |
Voltage Mode Maximum Current |
<3 mA with no LCD, 15 mA nominal with LCD |
Voltage Mode Maximum Output |
Limited to < 5.5 Vdc for 0-5 model and < 10.5 Vdc for 0-10
model |
Input Voltage Effect |
Negligible over specified operating range |
RFI Rejection |
Good RFI rejection of normal frequencies with standard installation
|
Protection Circuitry |
Reverse voltage protected and output limited |
Output Signal |
4-20mA current loop, 0-5 Vdc or 0-10 Vdc (factory configured)
|
System Accuracy at 25°C |
?,
3 or 5% RH, 5 to 95% RH |
Temperature Dependence |
?%
RH from 0 to 40°C and 5 to 95% RH, maximum |
Repeatability |
?.5% RH typical |
Hysteresis |
?%
RH maximum |
Linearity |
?.5% RH typical |
Sensor Response Time |
15
seconds at 25°C in slowly moving air |
Stability |
?%
RH typical at 50% RH in 5 years |
Sensor Type |
Thermoset Polymer based capacitive |
Display Units |
%
RH |
Display Range |
0
to 100% RH |
Display Resolution |
0.1% RH for display of 00.0 to 99.9 |
Display Accuracy |
?.5% RH over full range with respect to the output signal |
Display Update Rate |
3
times per second |
Display Size |
0.95"W x 0.45" H (24mm x 11mm) three digit |
Operating Temperature |
0
to 70°C (32 to 158°F) |
Operating Humidity |
0
to 95% RH (non-condensing) |
Wiring Connections |
Screw terminal block (14 to 22 AWG) |
Manufacturing Process |
ISO 9002 Certified |
Internal Adjustments |
Clearly marked ZERO and SPAN pots |
Enclosure Size |
2.8" W x 4.7" H x 1.25" D (71mm x 119mm x 32mm) |
Optional Slidepot |
20
- 30K (L-R) standard, other values available |
Optional Switch |
Normally open pushbutton, 0.4 VA at 24 Vac/dc standard |