7
Section 1
Specifications
Specifications are subject to change without notice.
General
Dimensions
Height (lid closed): 130 cm (51 in.)
Height (lid open): 180 cm (71 in.)
Width 76 cm (30 in.)
Depth 81 cm (32 in.)
Weight 86 kg (190 lb)
Refer to
Cabinet
Low density polyethylene with UV inhibitor. Cabinet enclosure
rated IP 24.
Temperature range
As is: 0 to 50 ºC
With AC battery back up: 0 to 40 ºC (32 to 104 ºF)
With optional controller compartment heater: -40 to 50 ºC (-40
to 122 ºF)
With AC battery backup and controller compartment heater:
-15 to 40 ºC (5 to 104 ºF)
Recovery time
Sampler temperature recovers to 4 ºC within 5 minutes after
the door has been held open for one minute in 24 ºC (75 ºF)
ambient environment while in an active cooling cycle.
Pull-down time
Air temperature drops from 24 ºC (75 ºF) to 4 ºC (39 ºF) within
20 minutes (typical).
Thermal system
Top mounted compressor/condenser with fan forced air
cooled condenser; 3 sided wrap-around evaporator plate;
rigid foam insulation; microprocessor controlled thermostat
maintains sample liquid at 4 °C (±1 °C); frost free;
compression gasket door seal; air cooled condenser is
protected against corrosion with a food grade epoxy; all
exposed copper tubing is insulated to avoid sweating and
condensation.
Operating environment
Installation category II
Pollution degree 2
Altitude 2000 m
Power requirements
115 VAC, 60Hz, 4.2A, or 6.4A with optional controller
compartment heater.
230VAC, 50Hz, 2.7A, or 4.1A with optional controller
compartment heater.
Optional ac Power Backup
Pump/Controller Only: Rechargeable 7 amp-hour gel lead
acid battery takes over automatically with ac line power
failure. Integral trickle charger maintains battery at full charge.
Internal battery
Three AA alkaline batteries maintains program logic and real
time clock for five years.
Control panel
21 key membrane switch keypad with 4 multiple function soft
keys; 8 line x 40 character alphanumeric, back-lit
liquid-crystal graphics display. Self prompting/menu driven
program.
Data logging
Records program start time and date, stores up to 400
sample collection times/dates, all program entries,
operational status including number of minutes or pulses to
next sample, bottle number, number of samples collected,
number remaining, sample identification number, and all
logged data (i.e. level, flow, pH, stream temperature,
refrigerated compartment sample temperature, ORP, rainfall,
and any externally logged data - up to 7 external channels).
Also, up to 200 events are logged, including alarm conditions,
program run/stop events, etc.
Goodnal STP ST041 Pre Treatment (Sigma 900 MAX All Weather Refrigerated Sampler) Vendor Manual
Q-Pulse Id VM373
Active 29/10/2013
Page 7 of 122
