Order No.	Channels	Flow rates ml/ min per channel	Pump rollers
ISM 897	1	2.1 – 230	4

Tubing type and tubing materials	Standard tubing - Tygon LFL - Tygon ST (R-3603/R-3607) - Tygon HC (F-4040-A) (gelb) - Ismaprene - Silicone peroxide > other tubing material must not be used
Tubing size	- 3.2 and 4.8 mm (1/8 and 3/16") inner diameter - 1.6 mm (1/16") wall thickness
Tube-bed	- easily accessible tube-bed with wide opening angle - transparent protection cover - rapid tube change-over
Rotor speed	3.2 – 160 rpm, adjustable in 1% steps
Speed setting	2-digit potentiometer
Speed control	Closed loop control for pressure independent speed
Analog input	Speed control (0–5 or 0–10V / 0–20 or 4–20mA)
Analog output	Speed monitoring (0–8 kHz)
Digital input (TTL level)	Start/Stop, rotation direction
Differential pressure	1.5 bar (21.7 psi) possible (depending on tubing material); small tubing diameters may allow higher pressures
Motor type	DC motor
Power consumption	30 W
Power supply	115/230VAC; 50/60Hz
Protection rating	IP 30
Depth / Width / Height	178 x 100 x 143 mm (7" x 4" x 5 2/3")
Weight	2.2 kg (5 lb)
Accessories	foot switch