Versatile recorders from Leeds & Northrup to indicate, record, monitor anyprocess variable
$peedomaxeM Mark II Miniature Recorder
S peedomox W Wide-Chart Recorder
Speedomax H Compact Recorder
P r o v i d e s n u l l - b a l a n c i n g servopotentiometer recording in mini mum ponel space. Features- I , one-, two- or three-pen recording of signals from the same or dif ferent types of primary elements on a continuous 4-inch strip chart; 2 . recording o f high-level inputs (spans 0-200 μΑ up to 0-50 mA, o r 1 to 200 V) from transmitters, or low-level inputs (spans ] to 100 mV) from thermocoupîes, etc.; 3 . zero a n d span adjustments to sepa r a t e o v e r l a p p i n g records o n d display trends.
Provides wide-chart readability in a compact case. Features; 1 . single-pen recording of one point, multi-point printing of 2, 3, 4 , 6, 12 or 24 points, or multi-point multi-bank recording of as many as 276 points, on a 97/g" stripchart; 2 . wide selection of ranges for temperature, p H , electrolytic c o n d u c t i v i t y , etc. 3 . s i n g l e o r multiple chart speeds from W / hr to ! / s e c . ; 4 . numerous opt i o n s t o e n h a n c e f l e x i b i l i t y of application.
Provides o u t s t a n d i n g r e l i a b i l i t y a n d versatility in a compact case. Features: 1 . circular-scale indicat i n g , single-pen round-chart record ing (shown) or strip-chart record i n g ; multi-point printing of 2, 3, 4, 6 or 12 points, or multi-point muttibank recording of as many as 132 points on a 6V2" strip chart; 2 . w i d e selection of ranges; 3 , round-chart speeds from 48 m i n . to 8 d a y s / r e v o i u f i o n , strip-chart speeds from 1/4"'/hr to l " / s e c - ; 4 . numerous o p t i o n a l features. M a n y m o d u l a r c o m p o n e n t s a r e inter changeable between models a n d w i t h Speedomax W .
Circle Ην. il an Raiders' Service Card Circle No. 87 on Readers' Servie! Card
Circle No. 39 an Readers' Service Cird
G3
LEEDS &
NORTHRUP
North Wales, Pa. 19454
Infotrak" Card-Chart Recorder Provides single-pen recording on 5" by 8" f i l e cards, for periodic or batch-recording—in gas chro m a t o g r a p h y , heat processing, etc. Features; 1 . accurate a n a l o g rec ords on easily f i l e a b l e , rapidly retrievable cards; 2 . span and zero adjustments for flexibility; 3 . multiple card-speeds, pushbuttonselected; 4 . compact, lightweight case, panel-mounted or p o r t a b l e . Circle No. 90 on Readers' Service Cird
