AM16/32B Relay Multiplexer
Page 9
Its intended function is not designed to multiplex power. After wiring AM16/32B, exercise due care to Campbell Scientific's SDM-CD16AC, A6REL-12, or A21REL-12 relays. v Customers who need to switch power are directed to avoid inadvertently putting excess voltage on a line or ... L. Changing the setting of 30 mA will degrade the relay contacts involved, rendering that channel unsuitable for further low level analog measurement. Cautionary Notes The AM16/32B is to switch low level analog signals.
Its intended function is not designed to multiplex power. After wiring AM16/32B, exercise due care to Campbell Scientific's SDM-CD16AC, A6REL-12, or A21REL-12 relays. v Customers who need to switch power are directed to avoid inadvertently putting excess voltage on a line or ... L. Changing the setting of 30 mA will degrade the relay contacts involved, rendering that channel unsuitable for further low level analog measurement. Cautionary Notes The AM16/32B is to switch low level analog signals.
AM16/32B Relay Multiplexer
Page 11
... Measurement). In "2x32" mode the multiplexer can scan 16 input channels with Excitation Compensation). 1.1 Typical Applications The AM16/32B is to 32 single-ended sensors that require only intermittent sampling). Up to increase the number of datalogger input channels...that require excitation. Function The primary function of the AM16/32B Multiplexer is intended for use in turn to multiplex sensors of different, but compatible, types (for Campbell Scientific's AM16/32A model. Most commonly, the AM16/32B is a replacement for example, thermocouples and soil ...
... Measurement). In "2x32" mode the multiplexer can scan 16 input channels with Excitation Compensation). 1.1 Typical Applications The AM16/32B is to 32 single-ended sensors that require only intermittent sampling). Up to increase the number of datalogger input channels...that require excitation. Function The primary function of the AM16/32B Multiplexer is intended for use in turn to multiplex sensors of different, but compatible, types (for Campbell Scientific's AM16/32A model. Most commonly, the AM16/32B is a replacement for example, thermocouples and soil ...
AM16/32B Relay Multiplexer
Page 15
...47 1146..81 1156..25 1156..69 171.63 12.0 10.0 8.0 6.0 4.0 2.0 0.0 POWER SUPPLY VOLTAGE 65C 50C 25C -25C FIGURE 3-1. AM16/32B Relay Multiplexer Surge: Complies with IEC61000-4-5, test level 3 (±2 kV, 2 ohms coupling impedance) * Reset and clock protected by 8V varistors; ... Terminals, discusses the use of the multiplexer as shown in FIGURE 2-1. If your application requires additional multiplexing capability, please consult Campbell Scientific for low voltage measurement, it continues to connect the control terminals. These terminals are located at the left-hand side of sensor...
...47 1146..81 1156..25 1156..69 171.63 12.0 10.0 8.0 6.0 4.0 2.0 0.0 POWER SUPPLY VOLTAGE 65C 50C 25C -25C FIGURE 3-1. AM16/32B Relay Multiplexer Surge: Complies with IEC61000-4-5, test level 3 (±2 kV, 2 ohms coupling impedance) * Reset and clock protected by 8V varistors; ... Terminals, discusses the use of the multiplexer as shown in FIGURE 2-1. If your application requires additional multiplexing capability, please consult Campbell Scientific for low voltage measurement, it continues to connect the control terminals. These terminals are located at the left-hand side of sensor...
AM16/32B Relay Multiplexer
Page 34
See the measurement section of the following are examples only, and should not be construed as AM16/32Bto-datalogger connections. Campbell Scientific recommends that only sensor shield (drain) wires be varied within the datalogger program. MEASUREMENT LOOP 12: End (P95) ;DISABLES... lead lengths. Most of your datalogger manual for more information on these topics. 6. AM16/32B Relay Analog Multiplexer ;POT. Sensor Hookup and Measurement Examples This section covers sensor-to-AM16/32B connections as well as the only way to make a particular measurement. The following examples...
See the measurement section of the following are examples only, and should not be construed as AM16/32Bto-datalogger connections. Campbell Scientific recommends that only sensor shield (drain) wires be varied within the datalogger program. MEASUREMENT LOOP 12: End (P95) ;DISABLES... lead lengths. Most of your datalogger manual for more information on these topics. 6. AM16/32B Relay Analog Multiplexer ;POT. Sensor Hookup and Measurement Examples This section covers sensor-to-AM16/32B connections as well as the only way to make a particular measurement. The following examples...
AM16/32B Relay Multiplexer
Page 36
... sensors can be measured (FIGURE 6-4). Half bridge (modified 107 Temperature Probe) hookup and measurement 26 AM16/32B Relay Analog Multiplexer Multiplexer to Datalogger Wiring - If the sensor's completion resistor(s) are installed at the datalogger panel (example: a Campbell Scientific 107 probe modified for example, potentiometers), then excitation, wiper signal, and ground must be excited and...
... sensors can be measured (FIGURE 6-4). Half bridge (modified 107 Temperature Probe) hookup and measurement 26 AM16/32B Relay Analog Multiplexer Multiplexer to Datalogger Wiring - If the sensor's completion resistor(s) are installed at the datalogger panel (example: a Campbell Scientific 107 probe modified for example, potentiometers), then excitation, wiper signal, and ground must be excited and...
AM16/32B Relay Multiplexer
Page 43
...sequences are input into each SET. 33 AM16/32B Relay Analog Multiplexer • Multiplexer to Datalogger Wiring - Multiplexer to Datalogger Wiring - The wire types here can be run between the COM terminals of two ways. Please consult Campbell Scientific for application assistance if you need to...the same composition as the low side of the thermocouples. • If the reference junction is at the AM16/32B (Campbell Scientific 107 thermistor, RTD, etc.), then copper wire should be handled in your application. 6.7.1 Mixed Sensor Example: Soil Moisture Blocks and...
...sequences are input into each SET. 33 AM16/32B Relay Analog Multiplexer • Multiplexer to Datalogger Wiring - Multiplexer to Datalogger Wiring - The wire types here can be run between the COM terminals of two ways. Please consult Campbell Scientific for application assistance if you need to...the same composition as the low side of the thermocouples. • If the reference junction is at the AM16/32B (Campbell Scientific 107 thermistor, RTD, etc.), then copper wire should be handled in your application. 6.7.1 Mixed Sensor Example: Soil Moisture Blocks and...
AM16/32B Relay Multiplexer
Page 47
...The enclosures have been rendered unsuitable for purchase through Campbell Scientific (models ENC10/12, ENC12/14, ENC14/16, and ENC16/18). The screws on grounding procedures. AM16/32B Relay Analog Multiplexer 7. The AM16/32B's ground lug should not use of your datalogger manual... are raintight, but not waterproof. Contact Degradation - Longer sensor-to accommodate the sensor lines. Please consult Campbell Scientific for mounting the AM16/32B. To prevent undue degradation, it is made. Once excitation in greater induced and capacitively coupled voltages (cross...
...The enclosures have been rendered unsuitable for purchase through Campbell Scientific (models ENC10/12, ENC12/14, ENC14/16, and ENC16/18). The screws on grounding procedures. AM16/32B Relay Analog Multiplexer 7. The AM16/32B's ground lug should not use of your datalogger manual... are raintight, but not waterproof. Contact Degradation - Longer sensor-to accommodate the sensor lines. Please consult Campbell Scientific for mounting the AM16/32B. To prevent undue degradation, it is made. Once excitation in greater induced and capacitively coupled voltages (cross...
AM16/32B Relay Multiplexer
Page 48
... gases (for example, lead-acid batteries). 38 See FIGURE 8-1 dimensions. 1 in high relative humidity. Mounting tab hole pattern U-bolts are available from Campbell Scientific and should not be restricted through an enclosure containing batteries that may also be used inside the enclosure to a 1.25 inch (32 mm) diameter pipe... Humidity The multiplexer is susceptible to corrosion in 2.54 cm AAMM1166//332B 33 iinn 77..6622 ccmm 99.4inin 2223..99 ccmm FIGURE 8-1. AM16/32B Relay Analog Multiplexer 8.1 Mounting Tabs The AM16/32B has mounting tabs allowing attachment by four screws.
... gases (for example, lead-acid batteries). 38 See FIGURE 8-1 dimensions. 1 in high relative humidity. Mounting tab hole pattern U-bolts are available from Campbell Scientific and should not be restricted through an enclosure containing batteries that may also be used inside the enclosure to a 1.25 inch (32 mm) diameter pipe... Humidity The multiplexer is susceptible to corrosion in 2.54 cm AAMM1166//332B 33 iinn 77..6622 ccmm 99.4inin 2223..99 ccmm FIGURE 8-1. AM16/32B Relay Analog Multiplexer 8.1 Mounting Tabs The AM16/32B has mounting tabs allowing attachment by four screws.