Hach AS950 - Default Chapter; Table of Contents

Table of Contents
Section 1 Specifications........................................................................................ 3
1.1 Refrigerated Sampler and All Weather Refrigerated Sampler (AWRS)................ 3
1.2 AS950 controller................................................................................................... 4
Section 2 General information............................................................................ 6
2.1 Safety information................................................................................................. 6
2.1.1 Use of hazard information.......................................................................... 7
2.1.2 Precautionary labels................................................................................... 7
2.1.3 Compliance and certification...................................................................... 8
2.2 Product overview.................................................................................................. 9
2.3 Product components........................................................................................... 10
Section 3 Installation............................................................................................. 10
3.1 Site installation guidelines.................................................................................. 11
3.2 Prepare the sampler........................................................................................... 11
3.2.1 Clean the sample bottles.......................................................................... 11
3.2.2 Install a single bottle................................................................................. 11
3.2.3 Install multiple bottles............................................................................... 12
3.3 Plumb the sampler.............................................................................................. 13
3.4 Electrical installation........................................................................................... 15
3.4.1 Connect the sampler to power.................................................................. 15
3.4.2 Controller connections.............................................................................. 16
3.4.3 Connect a Sigma 950 or FL900................................................................ 16
3.4.4 Connect a non-Hach flow meter............................................................... 16
3.4.5 Connect a sensor..................................................................................... 19
Section 4 Startup..................................................................................................... 19
4.1 Set the instrument to on...................................................................................... 19
4.2 Preparation for use............................................................................................. 20
Section 5 Maintenance......................................................................................... 20
5.1 Clean the instrument........................................................................................... 20
5.2 Replace the desiccant........................................................................................ 21
5.3 Pump maintenance............................................................................................. 21
5.3.1 Replace the pump tubing.......................................................................... 21
5.3.2 Clean the rotor.......................................................................................... 24
5.4 Replace the distributor arm tube......................................................................... 25
5.5 Replace the power supply—refrigerated sampler............................................... 25
5.6 Disposal.............................................................................................................. 26
Section 6 Troubleshooting................................................................................. 26
6.1 General troubleshooting..................................................................................... 26
Section 7 Replacement parts and accessories......................................... 27
7.1 Bottle kits—refrigerated sampler........................................................................ 27
7.2 Bottle kits—AWRS.............................................................................................. 28
7.3 Bottle sets—refrigerated sampler and AWRS.................................................... 28
7.4 Replacement parts—refrigerated sampler and AWRS....................................... 28
7.5 Accessories—refrigerated sampler..................................................................... 29
7.6 Accessories—AWRS......................................................................................... 30
7.7 Accessories—refrigerated sampler and AWRS.................................................. 31
1