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INSTRUCTION MANUAL
FieldLogger
with 128k Memory
0141 0315-57 01. April 2009
B+B Thermo-Technik GmbH | Heinrich-Hertz-Str. 4 | D-78166 Donaueschingen
Technical changes reserved
Fon +49 771 83160 | Fax +49 771 831650 | [email protected] | bb-sensors.com
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11.
TECHNICAL DATA
General Technical Data
Signal Input:
Configurable according to Table 01. Eight (8) channels: CH1, CH2, CH3, CH4,
CH5, CH6, CH7 and CH8
Note: All thermocouples are linearized through software and cold junction
compensation. NBR 12771 calibrated thermocouples, NBR 13773 Pt100.
Accuracy:
J, K, T, E, N: 0.2 % of the max. range ±1 °C
R, S and B: 0.25 % of the max. range ±3 °C;
Pt100: 0.2 % of the max. range
4-20 mA and 0-50 mV: 0.2 % of the max. range
Input Impedance:
Thermocouples/Pt100/0-50 mV: >1 MW, 4-20 mA: 33 W + 1.5 V
Pt100 Measurements:
3-wire circuit with excitation current of 0.17mA and cable-resistance
compensation.
Note: When using Pt100 calibrators to gauge the meter, check if the required
excitation current is compatible with the register current
Internal Resolution:
20,000 levels (>14 bits)
Log Capacity:
131072 (128 k) logs
Sampling Rate:
From 550 ms to 950 ms for eight channels
Outputs (ALM1 and ALM2):
SPST-NA 3 A / 250 V (3 A / 30 VDC)
Power Supply:
100 to 240 VAC/DC, 50/60 Hz, Optional 24 VAC/DC,
Max. Consumption: 2 VA
Secondary Supply (V
BAT
):
Voltage: from +6 to 24 V, Consumption: < 50 mA
Operating Conditions:
Operating Temperature: 5 to 50 °C
Relative humidity: 80% to 31°C, linear fall of 50% to 40 °C; Internal, use;
Installation Category II, Pollution Degree 2; altitude < 2,000 m
Dimensions:
105 x 90 x 60 mm
Protection Class:
IP30
Housing:
ABS case
Data Connection:
Standard serial communication RS485 MODBUS-RTU
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