
Manual 37139C
UMT 1 - Measuring Transducer
Page 42/62
© Woodward
Appendix C.
Technical Data
Voltage measuring ---------------------------------------------------------------------------------------------
- Measuring voltage
Rated value (V
rated
) /
∆
.......................................... [1] 66/115 Vac
[4] 230/400 Vac
[7] 398/690 Vac
Maximum value V
ph-ph
(UL/cUL) ...................................... [1] max. 150 Vac
[4] max. 300 Vac
[7] max. 600 Vac
Rated voltage V
ph-ground
............................................... [1] 150 Vac
[4] 300 Vac
[7] 400 Vac
Rated surge voltage .................................................. [1] 2.5 kV
[4] 4.0 kV
[7] 4.0 kV
- Measuring frequency .................................................................................... 40.0 to 80.0 Hz
- Accuracy .................................................................................................................Class 0.5
- Linear measuring range ........................................................................................ 1.3 × V
rated
- Input resistance.................................................................................................. [1] 0.21 M
Ω
[4] 0.7 M
Ω
- Maximum power consumption per path .................................................................... 0.15 W
Current measuring ---------------------------------------------------------------------------------- isolated
- Measuring current .................................................................................................. [1] ../1 A
[5] ../5 A
- Accuracy .................................................................................................................Class 0.5
- Linear measuring range ......................................................................................... 1.5 × I
rated
- Rated short-time current (1 s) ......................................................................... [1] 50.0 × I
rated
[5] 10.0 × I
rated
- Max. power consumption per path ........................................................................ <0.15 VA
Ambient variables ---------------------------------------------------------------------------------------------
- Power supply
Standard .............................. 24 Vdc (18 to 30 Vdc)
Wide range power supply (
Option N
) ....................................... 90 to 265 Vac/dc
- Intrinsic consumption
Standard ................................................. max. 10 W
Wide range power supply (
Option N
) ................................................. max. 10 W
- Ambient temperature (operation) .................................................................... -20 to +70 °C
- Ambient temperature (storage) ........................................................................ -30 to +80 °C
- Ambient temperature (storage - only valid for P/N 8444-1084)...................... -40 to +80 °C
- Ambient humidity ................................................................................ 95 %, not condensing
Analog outputs --------------------------------------------------------------------------------------- isolated
- At rated value ............................................................................................... freely scaleable
- Insulation voltage ................................................................................................. 1,500 Vdc
- Resolution PWM ......................................................................................................... 12 Bit
- -20/0/4 to +20 mA output ................................................................... Maximum load 500
Ω
- -10/0 to 10 Vdc output .................................................................. Internal resistance
100
Ω
Pulse outputs ----------------------------------------------------------------------------------------------------
- Type ............................................................................................................. transistor output
- Rated gate voltage ...................................................................................................... 24 Vdc
- Maximum gate voltage ............................................................................................... 32 Vdc
- Minimum gate current ............................................................................................. 10 mAdc
- Maximum gate current ............................................................................ 30 mAdc (0.5 Vdc)