User Manual | MTI 424, 423, & 421
17
SPECIFICATIONS
DESCRIPTION
SPECIFICATION
Lifting Capacity
650 lbs (295.45 kg)
Weight of Chair*
424H/424L
424H-LRX/424L-LRX
423H/423L
423H-LRX/423L-LRX
421H/421L
322 lbs (146 kg)/318 lbs(144 kg)
308 lbs (140 kg)/304 lbs (138 kg)
306 lbs (139 kg)/302 lbs (137 kg)
292 lbs (133 kg)/ 288 lbs (131 kg)
314 lbs (143 kg)/310 lbs (141 kg)
Shipping Weight of Chair*
424H/424L
424H-LRX/424L-LRX
423H/423L
423H-LRX/423L-LRX
421H/421L
409 lbs (186 kg)/405 lbs (184 kg)
395 lbs (179 kg)/391 lbs (177 kg)
393 lbs (178 kg)/389 lbs (176 kg)
379 lbs (172 kg)/375 lbs (170 kg)
401 lbs (182 kg)/397 lbs (180 kg)
Table Top Range
Low models: 19” (48.3 cm) to 30.5” (77.5 cm)
High models: 21" (53.3 cm) to 37" ( 94.0 cm)
Back Section Range
0° (horizontal) to 82° ± 5°
Table Top Tilt Range
424: 0° to 15°
General Dimensions (with headrest retracted)
26" (66 cm) wide x 72.5" (184.2 cm) long
Power Cord
Plugs: U.S.A. standard 3 prong and IEC 60320-C13
Electrical Ratings:
115 VAC ± 10%, 4 amps, 60 HZ
230 VAC ± 10%, 2 amps, 50 HZ
Fuse Replacement
PC Board:
32 V, 20 A, Fast Acting, 6.3 mm x 32 mm
At power cord inlet:
250 V, 4 Amp, Slo-Blow, on 115 V, 5mm x 20mm
250 V, 2 Amp, Slo-Blow, on 230 V, 5mm x 20mm
Duty Cycle
Intermittent Operation, 10% Duty Cycle
Example: (1) minute on (9) minutes off
Classification
Class 1, Type B Equipment, Ordinary Equipment, Intermittent
Operation
Listing/Approvals
ETL, UL 60601-1, 1st Edition, CAN/CSA-C22.2
No. 601.1-M90, CE
*Weight and dimensions may vary depending on accessories purchased and international shipment weights and
dimensions may vary.
