Heidolph RZR 2102 control Z - Manual (Page 20)

20
E
OPERATION AND CONTROLS
1. Turn item ON
Set speed control (4) to its extreme left position (CCW). When turning the power switch (1) ON, the fol-
lowing info will appear in the display (5)
Heidolph
RZR V2.X
followed by speed and torque; at standstill, „rpm“ in line 1 will change between rpm and OFF, which
means the item is ready to go.
2. Speed setting
2.1 RZR 2051 control, RZR 2052 control, RZR 2102 control and RZR 2102 control Z
At standstill of the item, speed may be preselected with the rotary speed control (4). RZR 2051 control
speed range includes 50
– 2000 rpm, the RZR 2051 control features 30 – 1000, the RZR 2102 control
features 12
– 400 and 60 – 2000 in 2 ranges and the RZR 2102 control Z features 4 – 108 and 17 – 540
in 2 ranges. Speed selected appears in line 1 of display (5).
Hitting the ON/OFF key (2), the stirrer is going to speed-up to the level selected, after a short pause.
Acceleration is smooth, thus preventing the medium from splashing.
Whenever changing speed with rotary control (4) while running, display is going to show nominal speed.
For convenience, nominal speed is displayed with the "
 „ prefix. This prefix disappears, when actual
speed is displayed !
2.2 RZR 2102 control and RZR 2102 control Z
This stirrer features two different speed ranges:
RZR 2102 control:
range I: 12
– 400 rpm
range II: 60
– 2000 rpm
RZR 2102 control Z:
range I: 4
– 108 rpm range II: 17 – 540 rpm
Transmission ratio is obtained with the RANGE key (8). Speed range actually selected is displayed by
an LED (9 or 10).
At standstill, speed may be selected with the speed control (4), within both speed ranges (I or II). In
standby mode, the display (5) shows the speed value (set-mode).
2
1
4
5
5
4
8
10
9
2
1
5
4
2
1
RZR 2051 control RZR 2052 control
RZR 2102 control
RZR 2102 control Z