VEGA MINITRAC 31 4 … 20 mA_HART - four-wire - Manual (Page 78)

78
11 Supplement
MINITRAC 31 • 4 … 20 mA/HART - four-wire
40447-EN-131119
Characteristics and performance data
Step response time
5) ≤ 5 s (with damping 1 s)
Ambient conditions
Ambient, storage and transport tempera-
ture
-40 … +60 °C (-40 … +140 °F)
Process conditions
For the process conditions, please also note the specifications on the type label. The lower value
always applies.
Process pressure
Unpressurized
Process temperature (measured on the
detector tube)
-40 … +60 °C (-40 … +140 °F)
With temperatures of more than 60 °C we recommend
the use of water cooling
Vibration resistance 6) mechanical vibrations up to 1 g in the frequency range
5 … 200 Hz
Electromechanical data - version IP 66/IP 67
Cable entry
Ʋ M20 x 1.5 2 x cable gland M20 x 1.5 (cable: ø 6 … 12 mm), 4 x
blind plug M20 x 1.5
Included: 1 x cable gland M20 x 1.5
Ʋ ½ NPT 5 x closing cap (red) ½ NPT
Included: 3 x cable gland ½ NPT (cable: ø 6 … 12 mm),
4 x blind plug ½ NPT
Spring-loaded terminals for wire cross-section
Ʋ Massive wire, cord 0.2 … 2.5 mm² (AWG 24 … 14)
Ʋ Stranded wire with end sleeve 0.2 … 1.5 mm² (AWG 24 … 16)
Display and adjustment module
Display element
Display with backlight
Measured value indication
Ʋ Number of digits 5
Ʋ Size of digits W x H = 7 x 13 mm
Adjustment elements 4 keys
Protection rating
Ʋ unassembled IP 20
Ʋ mounted into the housing without
cover
IP 40
Materials
Ʋ Housing ABS
5) Time span after a sudden measuring distance change by max. 0.5 m in liquid applications, max 2 m with bulk
solids applications, until the output signal has taken for the first time 90 % of the final value (IEC 61298-2).
6) Tested according to the guidelines of German Lloyd, GL directive 2.