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Instruction

Manual

Model SC21 series, SC29 series 

pH/redox combined electrodes

2

nd

 edition

IM12B06J02-00EN-P

Summary of Contents for SC21 Series

Page 1: ...Instruction Manual Model SC21 series SC29 series pH redox combined electrodes 2nd edition IM12B06J02 00EN P...

Page 2: ...3 1 SC21 C Installation 7 3 1 1 PREPARATION for use 7 3 1 2 MOUNTING 7 3 2 SC29 C Installation 7 3 2 1 PREPARATION for use 7 3 2 2 Mounting 7 4 DIMENSIONS 9 5 WIRING 11 6 GENERAL CALIBRATION MAINTENAN...

Page 3: ...rranty and Service Yokogawa products and parts are guar anteed free from defects in workman ship and material under normal use and service for a period of typically 12 months from the date of shipment...

Page 4: ...ear code Table 2 Production Month code 4 IM12B06J02 00EN P Year Year code Year Year code Month Month code 2014 P 2027 4 January 1 2015 R 2028 5 February 2 2016 S 2029 6 March 3 2017 T 2030 7 April 4 2...

Page 5: ...body Borosilicate glass O rings FKM Reference junction PTFE AGC11 and AGC55 are Ceramic Dynamic specifications at 25 C Response time pH step 7 to 4 AAP26 15 sec for 90 AGP24 15 sec for 90 AGP26 15 sec...

Page 6: ...and electrodes by applying the following standards EN IEC 63000 2018 Technical documentation for the assessment of electrical and electronic products with respect to the restriction of hazardous subs...

Page 7: ...ip The cables meet the requirement of IP65 and can be used in temperatures up to 70 C Triax and 110 C Coax The cables above are fitted with the standard Yokogawa nut WU20 the dimensions of which are s...

Page 8: ...Fig 2 Standard mounting with mounting set FP20 R12 FP20 S12 Fig 3 Mounting PG13 5 in Yokogawa fitting using the adapter K1520JN PVC C or K1500DV PVDF Fig 4 Mounting the tube connection for the SC21C A...

Page 9: ...4 DIMENSIONS Units in mm Fig 7 SC21 AGP26 SC21 ALP26 Fig 6 SC21 AGP24 Fig 5 SC21 AAP26 Fig 8 SC21 AGC11 Fig 11 SC21C AGC55 Fig 9 SC21C AGP26 Fig 10 SC21C AGP64 IM12B06J02 00EN P 9...

Page 10: ...Fig 12 SC29 PTP29 Fig 13 SC29 PTG29 Fig 14 SC29C PTP29 Fig 15 SC29C PTC55 IM12B06J02 00EN P 10...

Page 11: ...c 2 Clean the sensor deposits may be removed using a 5 approximate solution of HCL 3 Rinse the sensor thoroughly with clean demi water 4 Immerse the sensor in the first buf fer 6 87 pH is recommended...

Page 12: ...In addition the inner liquid in combination with dissolved particles from the process medium may give deposits that block the diaphragm e g silver chloride sulfide deposits of silver sulfide When poi...

Page 13: ...y 1 point calibrations are performed Some analyzers also have the possibility to adjust the slope 2 point calibration 6 2 2 Use and maintenance Cleaning The electrode should be cleaned with care using...

Page 14: ...N size Model Suffix Code Option code Description SC21C Combined pH with compact connector AGP26 Comb pH non flow heavy duty AGP64 Comb pH non flow AGC55 Comb pH flow heavy duty Model Suffix Code Optio...

Page 15: ...Tubing set chem cleaning 5m X X X K1520FK Tubing set chem cleaning 10m X X X K1520VA 3 3 Molal KCL solution X X X K1520VN 3 3 molal KCl sol 250 ml thickened X X X K1520YA KR for PD PF PS20 holders X...

Page 16: ...e 5 Chemical compatibility chart Note2 Note2 Information in this list is based on our general experience and literature data and given in good faith However Yokogawa is unable to accept responsibility...

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