User Manual

PRIMEX/CHANEY INSTRUMENT CO.

Hong Kong Primex Asia Limited Shenzhen Representative Office

REV (1.3) DATED 28/12/05

Page 10 of 10

6.5 The transmitting time interval of sender is 64 seconds when power on the unit. After 20

minutes, the transmitting time interval of sender1 is 7.5 minutes and the transmitting

time interval of sender2 is 6 minutes.

6.6 The sender produces a stochastic 16bit ID when power on.

6.7 The red LED flash for a second when transmit the signal.

6.8 The receiver looks for the sender when power on or reset the receiver. If either of the

receiver sensors can not find the sender within 1 hour, it will stop receiving.

6.9 The unit compares the received data with the max and min and updates the display.

6.10 The sensor1 of the receiver will display “-E-“when it does not receive the signal for 4

hours and the sensor2 of the receiver will display “-E-“when it does not receive the

signal for 3.4 hours.

7.0 Battery Detection

7.1 The sender detects the voltage before sending the signal. If the voltage is less than

2.5V, the unit will send the data “LowBat Bit=1”.

7.2 The receiver receives the corresponding data. If it is low voltage, the unit will display .

Else, the unit does not display.