In-Situ TROLL 9500 Operators Manual - Manual (Page 18)

11
TROLL 9500 Operator’s Manual 0095110 rev. 007 01/09
pH
Type Glass sensing bulb, single-junction
electrode, replaceable ceramic junction,
refillable reference electrolyte
Range 0 to 12 pH units
Pressure Rating 350 psi 246 m, 807 ft
/PERATING ½#
Accuracy ± 0.1 pH unit
Resolution 0.01 pH unit
pH/ORP
Type Glass sensing bulb, platinum wire, single-
junction electrode, replaceable ceramic
junction, refillable reference electrolyte
Range ± 1400 mV, 0 to 12 pH
Pressure Rating 350 psi 246 m, 807 ft
/PERATING ½#
Accuracy ± 4 mV, ± 0.1 pH unit
Resolution 1 mV, 0.01 pH unit
Dissolved Oxygen (polarographic)
Type
Clark polarographic
Range 0 to 20 mg/L, 0 to 200% saturation
Pressure Rating 350 psi (246 m, 807 ft); submersion &
retrieval at up to 4 ft per second
/PERATING
½#
Accuracy ± 0.2 mg/L
Resolution 0.01 mg/L
Extended Sensors
Dissolved Oxygen (optical, RDO)
4YPE /PTICAL
Range 0 to 20 mg/L, 0 to 450% saturation
Pressure Rating 300 psi
/PERATING ½#
Accuracy ± 0.1 mg/L @ 0-8 mg/L
± 0.2 mg/L @ 8-20 mg/L
Resolution 0.01 mg/L
SECTION 2: COMPONENTS & FEATURES
Ammonium (NH
4
+ )
Type PVC membrane sensing element, double
junction Ag/AgCl reference half-cell,
reference electrolyte gel
Range 0.14 to 14,000 ppm N (0.1 to 18,000 ppm
NH
4
+ )
Pressure Rating 20 psi (14 m, 46 ft)
/PERATING
½#
Accuracy ± 10%
Resolution 0.01 ppm
Chloride (Cl – )
Type Solid-state sensing electrode, double
junction Ag/AgCl reference half-cell,
reference electrolyte gel
Range 0.35 to 35,500 ppm Cl (2 to 35,000 ppm
Cl
– )
Pressure Rating 100 psi (70 m, 231 ft)
/PERATING
½#
Accuracy ± 15%
Resolution 0.01 ppm
Nitrate (NO
3
– )
Type PVC membrane sensing element, double
junction Ag/AgCl reference half-cell,
reference electrolyte gel
Range 0.14 to 14,000 ppm N (0.4 to 62,000 ppm
NO
3
– )
Pressure Rating 20 psi (14 m, 46 ft)
/PERATING
½#
Accuracy ± 10%
Resolution 0.01 ppm
Typical Battery Life @ 20°C
Battery type
Installed sensors Sample Interval
60 min. 15 min.
2 alkaline D-cells
P
ressure, temperature, baro, pH/ORP, conductivity, polarographic (Clark) D.O.
All of the above plus turbidity
All of the above plus turbidity & wiper
Pressure, temp., baro, pH/ORP, conductivity, RDO, turbidity
76 days
75 days
63 days
73 days
70 days
52 days
125 days
2 lithium D-cells
P
ressure, temperature, baro, pH/ORP, conductivity, RDO, turbidity, no wiper
270 days