®
Ultrasonic
Single and
Dual Point
Level Switches
Installation and Operating Manual
ECHOTEL
961/962
L
INE
P
OWERED
Model 961
Model 962
Страница 1: ...Ultrasonic Single and Dual Point Level Switches Installation and Operating Manual ECHOTEL 961 962 LINE POWERED Model 961 Model 962...
Страница 2: ...when ordering parts MOUNTING Nameplate part number serial n Varivent These units are in compliance with 1 The EMC directive 2014 30 EU The units have been tested to EN 61326 1997 A1 A2 2 Directive 20...
Страница 3: ...I Lo J Malfunction SPDT relay Malfunction relay Process relay s 100 to 265 V AC 12 to 35 V DC NC C NO NC C NO NC C NO Process relay s Input power 1 x DPDT 961 2 x SPDT 962 relay s Ground HAZARDOUS ARE...
Страница 4: ...e independent and will be de energized when the corresponding tranducer gap is immerged dry following Hi Lo setting PC pump control the two relays operate in a latched mode allowing to perform an auto...
Страница 5: ...o Low level failsafe Energized ON ON Relay 1 lower gap Relay 2 upper gap Echotel 962 pump control PC Relay LED indication Level Mode Process relay Lower LED Upper LED Error LED indication Fault red Ma...
Страница 6: ...ring input power Check for malfunction 962 See below No change in output between wet gap dry gap Gap may be plugged by solids dense foam Clean the transducer Gap is out of reach of liquid Check mounti...
Страница 7: ...Cast stainless steel cover digit 10 2 or 3 Blind Deep drawn stainless steel cover digit 10 4 or 5 Blind With window 004 9192 009 036 4410 010 004 9224 014 032 3934 001 036 5702 002 2 O Ring digit 10 0...
Страница 8: ...th M20 x 1 5 cable entry 2 entries one plugged 2 Cast stainless steel with 3 4 NPT cable entry 2 entries one plugged 5 Deep drawn 304 stainless steel with M20 x 1 5 cable entry 2 entries one plugged 4...
Страница 9: ...lastic transducers 3 T 1 1 2 Tri clamp 4 T 2 Tri clamp V V DN 65 Varivent type N Hygienic B S DN 25 DIN 11851 C S DN 40 DIN 11851 D S DN 50 DIN 11851 CPVC anges for CPVC transducers Kynar cladded SST...
Страница 10: ...connection 102 4 6 0 25 46 1 8 Typical 22 9 0 90 Actuation length A for NPT connection Actuation length B for NPT connection Actuation length A for BSP connection Actuation length B for BSP connection...
Страница 11: ...hes Cable entry 60 2 36 125 4 92 43 52 2 05 58 2 28 109 4 28 43 View 29 1 14 22 9 0 90 Actuation Length Tri Clamp 35 1 38 22 9 0 90 Actuation Length DIN 11851 46 1 81 22 9 0 90 6 0 25 6 0 25 6 0 25 Ac...
Страница 12: ...s SA1 shock ANSI ISA S71 03 Class VC2 vibration Net weight Aluminium Deep drawn 304 SST 1 kg 2 2 lbs electronics only Cast SST 2 5 kg 5 5 lbs electronics only Description Specification Response time 0...
Страница 13: ...s pressure bar 30 25 20 15 10 5 40 0 40 80 120 0 Kynar Transducer Ratings Process temperature C Process pressure bar 30 25 20 15 10 5 40 0 40 80 120 0 CPVC Transducer Ratings Metal Transducer Ratings...
Страница 14: ...14 Notes...
Страница 15: ...15 Notes...
Страница 16: ...y contacting the factory Please supply the following information 1 Purchaser Name 2 Description of Material 3 Serial Number and Ref Number 4 Desired Action 5 Reason for Return 6 Process details Any un...
