Order; Block Diagram - PR electronics 2271 Bedienungsanleitung

Dimensions (HxWxD) .................................. 80.5 x 35.5 x 84.5 mm
Protection degree ....................................... IP50
Weight ........................................................ 130 g
Input:
Type Min. value Max. value
Pt100 -200°C +850°C
Ni100 -50°C +250°C
0 Ω
Lin. R 10 kΩ
Max. offset ................................................. 50% of selected max. value
Adjustment acc. to order ........................... ±2.5...±25% of span
Cable resistance per wire max. .................. 10 Ω
Sensor current ............................................ > 0.2 mA, < 0.4 mA
Basic accuracy ........................................... < ±0.3°C
Temp. coefficient for span < 100° C .......... < ±0.01°C / °Camb.
Sensor error indication ............................... Upscale / Downscale
Output:
Signal range ............................................... 0...20 mA / 0...10 VDC
Min. signal range ........................................ 5 mA / 250 mV
Max. offset ................................................. 50% of selected max. value
Load (max.) ................................................. 20 mA / 600 Ω / 12 VDC
Load stability .............................................. < 0.01% of span / 100 Ω
Current limit ................................................ < 28 mA
Relay output:
Isolation, test / operation ........................... 1.4 kVAC / 150 VAC
Scale accuracy ........................................... Better than 5%
Hysteresis, adjustable ................................ 1...10% of span
Max. AC power .......................................... 300 VA / 150 VRMS, 2 A
Max. load at 24 VDC .................................. 1 A
GOST R approval:
VNIIM, Cert. no. .......................................... See www.prelectronics.com
Observed authority requirements:
EMC 2004/108/EC ..................................... EN 61326-1
LVD 2006/95/EC ......................................... EN 61010-1
Of span = Of the presently selected range
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Min. span Standard
50°C IEC 751
50°C DIN 43760
30 Ω
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Standard:

ORDER:

Type Input Output
2271 Pt100 : L Special
Ni100 : N 0...20 mA
Lin. R : R 4...20 mA
Special : X 0...5 mA

BLOCK DIAGRAM:

For 2-wire connection pins 6 and 7 must be short-circuited in the socket.
Relay action Setpoint
: 0 At increasing Setpoint knob : 1
input : A
: 1 Setpoint notch : 2
At decreasing
: 2
input : B
: 3
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