3.2 Design
① Available as bench-top or rack unit
② 80-digit display panel (4 lines with 20 characters each)
③ Dust-tight and washable membrane keyboard
④ Flowmeter for monitoring the sample gas ow
⑤ Gas and electrical connections at the rear
⑥ Warning label
⑦ O
2
sensor (option) can be removed from the front after the cover has been taken o
⑧ Machine-readable product designation
⑨ Control and function keys for operation
Figure 3-2 Design of ULTRAMAT 23 as 19" rack unit
The ULTRAMAT 23 is also available as a bench-top unit. This version diers from the rack unit
shown here as follows:
• Closed housing without mounting frame.
• 2 handles on the sides.
• The bench-top unit is not available with Ex approval.
• Condensation trap with safety lter.
Enclosure
• Bench-top unit or
• 19" rack unit with 4 HU for installation in
– Hinged frame
– Cabinets
• Flow indicator for sample gas on front plate (not with piped gas paths)
• Integrated sample gas pump with bench-top unit, available as option for rack unit (not with
piped gas paths and not in combination with the UV module).
• Gas connections for sample gas inlet and outlet as well as zero gas possible with pipe
diameter 6 mm or ¼"
Description
3.2 Design
ULTRAMAT 23
22 Equipment Manual, 04/2022, A5E37100388-012
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