Instruction/ maintenance manual of the product PHTX-11 Omega Engineering
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AnO.VfEG.4 Group Company OjyjEGA ENGINEERING, INC. Operator ’ s Manual.
M446/026 1 0 Copyright 1986 OMEGA ENGINEERING, INC. All rights reserved including illustrations. Nothing in this manual may be reproduced in any manner, either wholly or in part for any purpose whatsoever without written permission from OMEGA ENGINEERING, INC.
4/s 5/6 PART V SERVICE 1. 2. 3. 4. Block diagram 7 Table I 8 Transmitter dimensions input/output connections and Adjustment pot location Table II 9 10 1 2 2 2 3 4 - CALIBRATION 1. Calibration interval 5 2. Equipment required 5 3. Calibration procedure & TECHNICAL INFORMATION 1.
-l- @ 60 Hz Manual or auto to 95% 600 VDC or peak -120dB +60°C 0 .Ol%/Volt -10 to 3% digit LC D pH k.01 pH ht.01 02%/OC (Display and current out) f. pH *.
-2- "U" bolts should bolt to the heavy PVC mounting feet. "U" bolts and nuts. The - attachment to a round pipe requires #lO screws and nuts. 2.3 Pipe Mounting - mounting to a flat surface requires the heavy PVC mounting feet be attached to the box.
-3- ppm/OC. f ppm/'C or wire wound *50 25'C compensation. The re- sistor used should be metal film 8.66K resistor is normally supplied with the transmitter, this value is correct for Manual temperature compensation requires only a resistor at the terminal strip connection marked with a resistor symbol.
-4- iO.0 buffer solution. to the user. pH or a adjustment.when the probe is in a The choice of a 4.0 or 10.0 is up 4.0 pH buffer solution "pH CAL" with the for a reading of 7.0 and the "Slope" probe in a 7.0 pH value of the buffer solution.
-5- pH units. 112 in place. The output is adjustable for a span of 2 to 6 fl and #2 is with jumpers pH point of the range. The adjustments are sensitive and interactive, do not attempt large changes, work both ad- justments in turn with small changes.
-6- pH levels. mA at the desired mA and the "Span" for 20 PII simulator at the input, a resistor at the temperature compensation terminals. (Refer to Table I for the correct resistor and millivolt values). Adjust the "Zero" for 4 h ZERO adjustments interact and require going back and forth between them.
- --- _ - _ ----!-! -7 ‘ i _ iI __ l I <.
-a- . 1.58K 1.98K 3.08K 4.74K 5.94K 8.66K 20.27K -518.2 Temp. Comp. Res. -4-4-8.8 -476. 6 -504. 4 -148.1 10 -162. 6 -177. 5 -186. 4 -192. 4 -204. 3 -216. 2 -222. 1 11 -216. 8 -236. 6 -248. 5 -256. 5 -272. 4 -288. 2 -296. 1 12 -270. 1 -295. 8 -310. 7 -320.
1 v- - 9 b.
-l O - .t 7 ’ D I A . HOLE EL CUT-OUT TABLE II PAN.
06907-0047 (203) 359-1660 Telex: 996404 Cable: OMEGA FAX: (203) 359-7700 Cornpuny One Omega Drive, Box 4047 Stamford, Connecticut AnO.MEGrl Group Benchtopllaboratory Meters Cl Controllers Cl Calibrato.
An important point after buying a device Omega Engineering PHTX-11 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Omega Engineering PHTX-11 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Omega Engineering PHTX-11 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Omega Engineering PHTX-11 you will learn all the available features of the product, as well as information on its operation. The information that you get Omega Engineering PHTX-11 will certainly help you make a decision on the purchase.
If you already are a holder of Omega Engineering PHTX-11, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Omega Engineering PHTX-11.
However, one of the most important roles played by the user manual is to help in solving problems with Omega Engineering PHTX-11. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Omega Engineering PHTX-11 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
