VWR® pHenomenal® pH 1100L/1100LB pH/mV/°C Meter, Bench

This user friendly instrument, with articulated electrode stand and IP 43-rated housing, provides high resolution and accuracy for precise measurements. Complete with USB output for connection to a computer. GLP compliant.

Large graphic LCD with continuous LED backlight showing both pH/mV and temperature value simultaneously
Data logging function selectable between 1 min and 1 h; memory capacity of 5000 data sets
Automatic power shut-off: Adjustable from 10 min to 24 h
Automatic buffer recognition of DIN and NIST buffers (1,68/4,00/6,86/9,18/12,54)
Three additional technical buffers at 25 °C (4,00/7,00/10,00) in memory
Advanced self-test and diagnostics (electrode efficiency diagnostic, drift control); calibration symbol shows when recalibration is required
Low energy consumption. Choice of mains supply or 4× AA batteries for over 1000 operating hours
Low battery indicator

: Ready to use pH 1100L kit (662-1657) includes meter glass pH electrode with built-in pHenomenal 221 temperature sensor, 4 LR06 batteries, 1 m cable and articulated stand, 2×50 ml buffers (pH 4,00 and 7,00), 50 ml plastic beaker, short instructions and instruction manual (22 languages) on CD ROM and plugin power supply.
The life science kit pH 1100LB (662-1891) includes the LS 221 Biotech electrode with 1 m cable instead of the 221 electrode.

Catalog No:
662-1657
662-1861

Model:
pH 1100L
pH 1100LB

pH range:
−2,000...+20,000
−2,000...+20,000

pH resolution:
0,1 / 0,01 / 0,001 (selectable)
0,1 / 0,01 / 0,001 (selectable)

pH accuracy:
±0,1 / ±0,01 / ±0,005
±0,1 / ±0,01 / ±0,005

pH calibration:
Up to 5 points
Up to 5 points

Automatic buffer recognition:
VWR® Chemicals TITRINORM® buffers at 25 °C: 4,00 / 6,98 / 9,94
NIST / DIN 19266 (1,68 / 4,00 / 6,86 / 9,18 / 12,54)
Technical buffers at 25 °C: 4,00 / 7,00 / 10,00
VWR® Chemicals TITRINORM® buffers at 25 °C: 4,00 / 6,98 / 9,94
NIST / DIN 19266 (1,68 / 4,00 / 6,86 / 9,18 / 12,54)
Technical buffers at 25 °C: 4,00 / 7,00 / 10,00

mV range:
±1200,0 / ±2500
±1200,0 / ±2500

mV resolution:
0,1 / 1 (selectable)
0,1 / 1 (selectable)

mV accuracy:
±0,3 / ±1
±0,3 / ±1

Temperature range:
Auto: −5,0...+105,0 °C; manual: −25...+130 °C
Auto: −5,0...+105,0 °C; manual: −25...+130 °C

Temperature resolution:
0,1/1 °C
0,1/1 °C

Temperature accuracy:
±0,2 °C
±0,2 °C

Temperature compensation:
Auto / manual
Auto / manual

Display:
Graphic LCD with LED backlight
Graphic LCD with LED backlight

Power supply:
Mains or 4× AA batteries
Mains or 4× AA batteries

Compliance:
IP 43 / GLP
IP 43 / GLP

Data logging - log function:
Selectable between 1 min and 1 h (selectable intervals: 1 s, 5 s, 10 s, 30 s, 1 min, 5 min, 10 min, 15 min, 30 min, 60 min)
Selectable between 1 min and 1 h (selectable intervals: 1 s, 5 s, 10 s, 30 s, 1 min, 5 min, 10 min, 15 min, 30 min, 60 min)