Technical features:
ATEX-certified stainless steel weight indicators for zone 1.21
II 2G Ex ib [ib] IIC T6 Gb
II 2D Ex tb IIIC T85°C Db IP65
Weight indicator in AISI304 stainless steel with IP65 protection, with red LED display h. 20 mm and tactile membrane keypad with IP67 certified protection against water and dust infiltration (8 keys + ON/OFF for SW21 and 20 keys + ON/OFF for SW22).
The two-channel 24-bit A/D converter (16,777,216 internal points) allows the simultaneous management of two weighing platforms with a maximum displayable resolution of 60,000 div. The SW21 and SW22 weight indicators are metrologically approved up to 10,000 div. in a single field or with two or three fields of max. 6000 div. each. 220 V ac- 24 V ac power supply or Battery Box (optional)

The operating modes selectable directly
by the operator are:
• Weighing with totalisation
• Weighing with partial resets
• Piece counting (only for SW22)
• Tolerance control
• Unloading weighing (only for SW22)
• Peak display
• Weighing animals
• Weighing with input and output for weighbridge.
For the SW22 indicator, the Multi- are functions with Tare note and Multiplication factor archive are active, as well as the alarm function with association between an event (weight value, piece number...) and a consequent acoustic and visual signal. I/O section: No. 2 RS232 serial ports configurable for connection to PC, external printers, solid roll printer, labeller, weight repeater.

Options on request when ordering:
Rechargeable battery box (with battery for charging in safe area)
Power supply unit, 220 V ac Atex certified
Power supply unit, 220 V ac for Safe Zone with 10 m cable.
Alibi memory card