wtw pH/Cond 3320 - Page 86

Technical data pH/Cond 3320
86 ba77054e03 03/2018
Power
supply
Batteries 4 x 1.5 V alkali-manganese batteries, type
AA
Rechargeable batter-
ies
4 x 1.2 V NiMH rechargeable batteries,
type AA
(no charging function)
Operational life Up to 1000 h without / 150 h with illumination
pH sensor input Input resistance > 5 * 10
12
ohm
Input current < 1 * 10
-12
A
USB interface Type USB 1.1
USB B (device), data output
Baud rate Adjustable:
1200, 2400, 4800, 9600, 19200 Baud
Data bits 8
Stop bits 2
Parity None
Handshake RTS/CTS
Cable length Max. 3 m
Guidelines
and norms used
EMC EC directive 2004/108/EC
EN 61326-1
EN 61000-3-2
EN 61000-3-3
FCC Class A
Meter safety EC directive 2006/95/EC
EN 61010-1
IP protection class EN 60529