Teledyne Refrigerated Sampler 6712FR - Manual (Page 25)

6712FR Refrigerated Sampler
Section 1 Introduction
1-9
Power Consumption
a
6712 Controller in Standby 10 mA
Average Current of Accessories
Controller Display Backlight 228 mA
701 pH Module
b
11 mA
710 Ultrasonic Module b 11 mA
720 Submerged Probe Module
b
11 mA
730 Bubbler Module b
— at 2 ft of liquid level 24 mA
— at 10 ft of liquid level 31 mA
750 Area Velocity Module
b
12 mA
780 4-20 mA Module b 10 mA
YSI 600 with pH, DO, Conductivity, and Temperature
b
11 mA
Programmable Analog 4-20 mA Output Option c 124 mA
CDMA cellular telephone modem
— standby current
35 mA
— current while communicating 150 mA
GSM cellular telephone modem
— standby current
62 mA
— current while communicating 230 mA
a. Current ratings when input power is 12.5 VDC and ambient temperature is 77 °F (25 °C)
b. Average current when programmed to take readings at 15 minute intervals.
c. Rating for three outputs.
Sampler Only
Operating Current: Approximately 30 mA based on 200 ml sample every hour, 10 ft (3 m) suction
line, and 5 ft (1.5 m) suction head.
Isco External Battery Capacity: Number of Complete Standard Sampling Routines
Nickel-Cadmium Battery Lead-Acid Battery
Sampler Only: 6 9
Sampler with pH Module: 6 9
Sampler with Ultrasonic Module: 6 9
Sampler with Submerged Probe Module: 6 9
Sampler with Bubbler Module (1-2 ft head): 3 5
Sampler with Area Velocity Module: 4 6
Sampler with 4-20 mA Module: 6 9
A Standard Sampling Routine is a 200 ml sample taken every hour in 24 bottle mode, with a 10 foot (3 m) vinyl suc-
tion line at 5 feet (1.5 m) of head. The module is set to take a reading every 15 minutes.
Table 1-3 Technical Specifications for the 6712FR Refrigerated Sampler (Continued)