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Process Control Systems

 

waste_water

 

Lakewood Instruments provides feature rich and user friendly controllers for Process control and measurement, as well as chemical feeds and relay functions to control a variety of process accurately.

NOTE: SENSORS MUST BE ORDERED SEPARATELY! There is no “standard” plumbing for these systems

 

We manufacture a variety of models to meet you needs right here in the USA.

Conductivity or pH (single) or Conductivity and pH Controllers

Feature Model 1575e  Model 1520/30e
Conductivity S X
pH O  S*
ORP O S*
User Configurable Relays  S(4) S(4)
Water meter inputs S(2) S(2)
4-20mA inputs S(1) S(1)
4-20mA outputs S(1) S(1)
Remote Comm (Incl Web) X X
Trace Chemical control O X
Bio-feed feature S S
Percent of time feed feature S  S
Cycles of concentration control feature S  X
Expanded in field with more sensors inout and relays (see Nodes) X X
ETL-USA and Can Registered S S
Key:
Standard:  S
Optional Add On:  O
Not Avail:  X
*: ORP or pH ,not both

 


Sensors

540K.1 Cond 540K.01 Cond 543-M Cond 543-L Cond 543-LL Cond
520 pH 530 ORP
Conductivity Range (uS) 10-100 1-10 500-100K 100-1,000 10-500S X X
pH Range X X X X X 0-12 X
ORP Range X X  X X  X X -1000 to +1000
Temperature compensator 500 NTC 500 NTC 1K PTC

(4.7K option)

1K PTC 1K  PTC 10K PTC X
SS Body S S O O O O O
PVC Body X X O O O O O
4-20mA Transmitter X X X X X O O
Nodes (2000eSeries) O O O O O O O
Preamp (older) O O O O O O
Key
Standard  S
Optional  O
Not Available  X
*: One or the other