�a(ch��n)Ʒ���c(di��n)PROLABϵ�п��Ԝy(c��)��pH,����߀ԭ�λ���x�ӝ��,늌�(d��o)��,�ض�,�ܽ�������ˮ���_�����P��⚤������ͬ�r(sh��)�@ʾ�Ă�(g��)����(sh��)ֵPROLAB3000/4000����WINDOWS��������������ֱ���B�����(bi��o)�������C(j��)����ͬ�r(sh��)�B�Ӄɸ�PH���λ늘O���քe��(du��)��ͬ����ͬһ��(g��)��Ʒ�M(j��n)�Мy(c��)ԇ������GLPҎ(gu��)���Пo��늘O�R(sh��)�e�������Ԅ�(d��ng)�R(sh��)�e���õ�늘O������B(t��i)�����Ԅ�(d��ng)�R(sh��)�e�����ߣ�����ȱ���y(c��)����У��(zh��n)�e(cu��)�`����ÿһ�Μy(c��)���r(sh��)��늘O��(hu��)�Ԅ�(d��ng)��䛌����ID��ַ������늘O��ͺ�����̖(h��o)����ͬ�r(sh��)�l(f��)���Լ���У��(zh��n)��(sh��)��(j��)���Դ_���y(c��)����(sh��)��(j��)�cУ��(zh��n)��(sh��)��(j��)��һ���ԣ��Ķ����Cÿ�Μy(c��)���Y(ji��)������Ч�Լ��g(sh��)����(sh��)��
| ���g(sh��)Ҏ(gu��)�� | PROLAB 2000 | PROLAB 4000 | PROLAB 3000 |
| PH/mV/�ض� | PH�y(c��)ԇ���� | 2.000~+20.000pH/-2.00~+20.00pH/-2.0~+20.0pH���ГQ | |
| PH��(zh��n)�_�� | ±0.003pH | ±0.002pH | |
| mV�y(c��)ԇ���� | -1999~+1999 mV/ -1999.9~+1999.9 mV | -2200~+2200 mV / -2200.0~+2200.0 mV | |
| mV��(zh��n)�_�� | ±0.2mV | ±0.1mV | |
| �ضȜy(c��)ԇ���� | -10.0~+120.0���� ���ֱ���: 0.1�棩 | -35.0`+150.0�棻 ���ֱ���: 0.1�棩 | |
| У��(zh��n)��ʽ | 5�c(di��n)У��(zh��n)��22��(g��)��(bi��o)��(zh��n)Һֵ���x | 5�c(di��n)У��(zh��n)��22��(g��)��(bi��o)��(zh��n)Һֵ���x | |
| �x�ӝ�� | ���� | 0.000~10000mg/L | 1.0E-40 ~ 9.9E39 mg/ |
| ��(zh��n) | 2�c(di��n)����3�c(di��n)��(zh��n) | 2-9�c(di��n)��(zh��n) | |
| 늌�(d��o)�� | 늌�(d��o)�ʷ��� | 0.000 μS/cm��2000 mS/cm | —— |
| 늌�(d��o)�ʜ�(zh��n)�_�� | �xֵ��±0.5�� | —— | |
| �ض��a(b��)�� | ��N�ض��a(b��)��ģʽ���x | —— | |
| 늌�(d��o)�س���(sh��) | 0.450~0.500��0.585~0.715; 0.800~1.200cm-1 | —— | |
| 늘O������r | �o��늘O�R(sh��)�e�Ԅ�(d��ng)�@ʾ늘O��r | —— | |
| �}�� | �}�����̷��� | 0.0~70.0 | —— |
| �}�Ȝ�(zh��n)�_�� | ±0.2 | —— | |
| TDS | TDS���̷��� | 0~2000 | —— |
| TDS����(sh��)���� | 0.40~1.00 | —— | |
| �����ȣ���Ȇ�λ�� | �y(c��)������ | 0.00~19.99 mg/L /0~90.0mg/L | —— |
| �������� | 0.01 | —— | |
| ��(zh��n)�_�� | �x��(sh��)±0.5�� | —— | |
| ������Ͷȣ��ٷ֝�ȣ� | �y(c��)������ | 0.0~199.9% /0~600% | —— |
| �������� | 0.1% | —— | |
| ��(zh��n)�_�� | �x��(sh��)±0.5�� | —— | |
| У��(zh��n)��ʽ | ȫ�Ԅ�(d��ng)У��(zh��n) | ȫ�Ԅ�(d��ng)У��(zh��n) | ȫ�Ԅ�(d��ng)У��(zh��n) |
| ��(n��i)�Õr(sh��)� | ��,�r(sh��)�g������ | ��,�r(sh��)�g������ | ��,�r(sh��)�g������ |
| ��(sh��)��(j��)�惦(ch��) | 1500�M��(sh��)��(j��)ӛ���������y(c��)����(sh��)��(j��)�����Ԅ�(d��ng)ӛ�,��(sh��)��(j��)ӛ䛕r(sh��)�g�g��5��~60��犿����{(di��o)��(ji��) | 10000�M��(sh��)��(j��)ӛ���������y(c��)����(sh��)��(j��)�����Ԅ�(d��ng)ӛ�����(sh��)��(j��)ӛ䛕r(sh��)�g�g��5��~60��犿����{(di��o)��(ji��) | |
| �@ʾ�� | LCD����@ʾ / 190mmx90mm | 120 x 90 mm����QVGA �����@ʾ | 120 x 90 mm����QVGA �����@ʾ |
| 늘Oݔ��ӿ� | pH/Redox: DIN 19262+ �ӿ� �ضȽӿ�: 4mm�ӿ� 늌�(d��o)��/�ܽ���늘O: 8о�ӿ� | �pPH늘O/�λ�ӿڜض� �������ӿ� | �pPH늘O/�λ�ӿڜضȂ������ӿ�늌�(d��o)��늘O�ӿ� |
| ݔ���ӿ� | RS232�ӿ���USB�ӿ� | RS232�ӿڣ�USB�ӿ� | RS232�ӿ���USB�ӿ� |
| �⚤ | ���_�������⚤ | ���_�������⚤ | ���_�������⚤ |
| �Դ | 4×1.5V, 늳؉�����s2000С�r(sh��)��ֹͣ����1hr�Ԅ�(d��ng)�P(gu��n)�C(j��)�������Դ�������x | ||
| �ߴ�/���� | 240×280×70��mm�� /2.5kg | 240×280×70��mm�� /2.5kg | 240×280×70��mm�� /2.5kg |