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6. Appendix A – Environmental and Operating Conditions
Parameter
Ambient
Temperature
Relative Humidity
Vibration
Frequency (Hz)
Acceleration (g)
Mechanical Shock
Acceleration (g)
Duration (ms)
Voltage (Vdc)
Voltage (Vac)
90 to 240 Vac
24 Vac
Frequency (Hz)
(For Vac)
Power
Consumption
Input Accuracy
CE Conformity
Special Conditions
(Europe)
* The maximum rating only applies up to 40 °C (104 °F). For higher temperatures, the RH
specification is derated to maintain constant moisture content.
12/00
Reference
25 °C ± 3 °C
15 °C to 55 °C
77 °F ± 5 °F
58 °F to 131 °F
10 to 55*
10 to 90*
0
0 to 70
0
0.4
0
1
0
30
+24 ± 1
20 to 27
120 ± 1
90 to 240
240 ± 2
24 ± 1
20 to 27
50 ± 0.2
49 to 51
60 ± 0.2
59 to 61
18 VA maximum (90 to 264 Vac)
12 VA maximum (24 Vac/dc)
± 0.20 % of span typical (± 1 digit for display)
Field calibratable to ± 0.05 % of span typical
15-bit resolution typical
Shielded twisted pair cables are required for all analog I/O, process
variable, RTD, thermocouple, dc millivolt, low level signal, 4-20 mA, digital
I/O, and computer interface circuits.
UDC3300 Basic Model: DC33XB User Manual
Environmental and Operating Conditions
Rated
Operative
Limits
0 °C to 55 °C
32 °F to 131 °F
5 to 90*
0 to 200
0.6
5
30
20 to 27
90 to 264
20 to 27
48 to 52
58 to 62
Transportation and
Storage
–40 °C to 66 °C
–40 °F to 151 °F
5 to 95*
0 to 200
0.5
20
30
- -
- -
- -
- -
- -
- -
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