Specifications - Fluke 1551A Ex User Manual

1551A/1552A Ex
Users Manual

Specifications

(Ambient: 23 °C ±5 °C)
Measurement Range
1551A Ex ......................................................................... −50 °C to 160 °C (−58 °F to 320 °F)
1552A Ex ......................................................................... −80 °C to 300 °C (−112 °F to 572 °F)
Accuracy (1 year) ..................................................................... ±0.05 °C (0.09 °F)
Resolution ................................................................................. Selectable (0.1, 0.01, 0.001) factory default is 0.01
Sample Rate ............................................................................. User selectable 0.5/sec, 1/sec or 2/sec factory default is
Readout Temperature Coefficient ........................................... Add ±10 ppm/°C of full scale temperature from −10 °C to
Probe Temperature Coefficient .............................................. 0.00385 Ω/Ω/°C nominal
Nominal Probe Resistance at 0 °C .......................................... 100 Ω
Probe Hysteresis ....................................................................... ±0.01 °C
Probe Response Time .............................................................. Approximately 20 seconds
Operating Temperature Range of Readout ............................ −10 °C to 50 °C (14 °F to 122 °F)
Humidity Range ......................................................................... 0 to 95 % RH Non-condensing
Storage Temperature Range .................................................... −20 °C to 60 °C (−4 °F to 140 °F)
Safety ......................................................................................... IEC 60079-0, IEC 60079-11: Ex ib IIB T4 Gb;
Electromagnetic Compatibility
International ...................................................................... IEC 61326-1: Portable Equipment;
USA (FCC) ........................................................................ 47 CFR 15 subpart B. This product is considered an
Power ......................................................................................... 3 AAA alkaline batteries
Battery Life ................................................................................ Approximately 300 hours without back light
Battery Save (auto-off) Range ................................................. Selectable from 1 to 30 minutes or can be disabled
Size (readout only) .................................................................... 125 mm x 62 mm x 35 mm (5 in x 2.5 in x 1.4 in).
Probe Size .................................................................................. 1551A-9: 4.8 mm x 229 mm (3/16 in. x 9 in.)
Weight ........................................................................................ 200 g (6.9 oz)
16
1/sec
18 °C and 28 °C to 50 °C
IEC 61010-1: Pollution Degree 2
IEC 61326-2-2; CISPR 11: Group 1, Class B
Group 1: Equipment has intentionally generated and/or
uses conductively-coupled radio frequency energy that
is necessary for the internal function of the equipment
itself.
Class B: Equipment is suitable for use in domestic
establishments and in establishments directly
connected to a low voltage power supply network which
supplies buildings used for domestic purposes.
exempt device per clause 15.103.
(Must use only approved batteries. See Table 3)
1551A-12: 6.35 mm x 305 mm (1/4 in. x 12 in.)
1551A-20: 6.35 mm x 508 mm (1/4 in. x 20 in.)
1552A: 6.35 mm x 305 mm (1/4 in. x 12 in.)