Metex 2200D/P91 Dissolved Oxygen Controller/Analyzer - Manual (Page 5)

Model 2200D/P91 Page 3
MODEL 2200D-X-2-X ADDITIONAL FEATURES
CONTROL RELAYS:
Two relays can be independently set for operation in
response to rising or falling value and for fail-safe
operation. Deadband (hysteresis) independently
adjustable.
Rating: 5A 115/230 Vac, 5A 30 Vdc. SPDT
ALARM RELAY:
High-Low with fixed deadband of 2% of full scale.
Normal or fail-safe operation.
Rating: 5A 115/230 Vac, 5A 30 Vdc. SPDT
RELAY INDICATORS:
Three LEDs indicate status or the three relays
P91 SENSOR
TEMPERATURE RANGE:
0-40°C (32 to 104°F)
WETTED MATERIALS:
PVC and Teflon F.E.P.
FAILURE ALARM:
5A SPDF relay closes if membrane is punctured. LED
on panel is illuminated
CABLE:
Integral 8 m (26 ft.) Maximum distance to analyzer
300 m (1000 ft.)
REPLACEMENT CARTRIDGE:
Part No. P91-D. Hermetically sealed.
MOUNTING HARDWARE
FLOTATION MOUNTING:
Model MHBF consists of ball float, extension pipe,
swivel bracket, junction box and 50 feet of interconnect
cable
SUBMERSION MOUNTING:
Model MHDS consists of 5 ft. PVC pipe, junction box
and 50 feet of interconnect cable
FLOW-THROUGH ASSEMBLY:
Model MHFT. Pipe connections are 2” NPT