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Model : ATP4200
 
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The following specifications are only valid for a nominal operating voltage and
an environmental temperature of 23¡É
Measuring range : -200¡É up to 962¡É(according to ITS-90)
-200¡É up to 850¡É (according to EN 60751)
Resolution : 1 mK
Measuring uncertainty : 10 mK (optionally 5mK in the range of-50¡É up to 250¡É)
Measuring channels : 2 (optionally up to 81 with external multiplexers)
Sensors : Pt-100 (optionally Pt-25) in a four-conductor-technology
Connectors : Lemo 1S, quadripolar, in front panel
Measuring current : about 0.5 mA switched DC (about 1 mA for Pt-25)
Measuring time : about 1 sec. per channel, about 0,1 sec.
per channel with reduced resolution
Long-term stability : 5 mK/year¹Ì¸¸
Temperature coeff. : 1 mK/¡É¹Ì¸¸
Display : LCD, LED backlight, 2 lines ¨¤ 16 characters, 9 mm height
Units : ¡É, ¢µ, K, ohm
Interface : RS-232, isolated
Operation : menu orientated, alternatively controllable by PC
Memory : 128 KB (optionally 512 KB)
Supply : 230 V, 50 Hz / 115 V, 60 Hz about 15 VA
Size : 260 x 80 x 240(width x height x depth in mm)
Weight : appr. 2500 g