This document provides information about the AH2 series multi-range delay-on timer from Wenzhou Alion Electronics Co. Ltd. The AH2 analogue timer has a variety of time setting ranges from 0.1 seconds to 24 hours and operates on voltages of 12, 24, 110, 220, or 240V AC or 12-24V DC. It has customized circuitry for low power consumption and high timing accuracy. The timer is available in surface mount or flush mount options with one or two output contacts rated for 250VAC 5A resistive loads.

1. WENZHOU ALION ELECTRONICS CO. LTD
NO.221 Weiershi Road,
Yueqing Economic Development Zone
Wenzhou, China 325600
Tel: 0086-577-62772897
Fax: 0086-577-62782897
E-mail: info@aliontimer.com
www.alion.com.cn
AH2 series Multi-range Delay-on timer
Timer
The AH2 series analogue timer is a time-limited type
of timer. It have a variety of time setting ranges and
voltages you can choose, it mainly used for
equipment control.
Mounting﹠Socket:
Surface(-N): PF083A(E)/PS-08
Flush(-Y): US-08/P3G-08
Description
● Multi-range analogue timer
● Customized CMOS IC for low power consumption, high operation stability and extreme
timing accuracy
● 15 different time ranges available, from 0.1sec to 24hour
● Large transparent knob for easy adjustment and monitoring
Type Output contact Time range Operation voltage
AH2-N1
1C
Second:1/3/6/10/12/30/60S
Minute:3/6/12/30/60M
Hour:3/6/10/24H
DC(V):
12,24
AC(V):
12, 24, 110, 220,
240 50/60Hz
Allowable 85~110%
of rated operating
voltage
AH2-Y1
AH2-N2
2C
AH2-Y2
AH2-N
1A 1C
AH2-Y
Product selection
Technical date
Indicator operating ON-UP Two indicator lamp
Contact rating 250VAC 5A (resistive load)
Life
Mechanical 5×106 times
Electrical 1×105 times

2. WENZHOU ALION ELECTRONICS CO. LTD
NO.221 Weiershi Road,
Yueqing Economic Development Zone
Wenzhou, China 325600
Tel: 0086-577-62772897
Fax: 0086-577-62782897
E-mail: info@aliontimer.com
www.alion.com.cn
Wiring diagram＆Timing chart
Dimensions
Timer
Accuracy
Repeat error ±1.0%max
Setting error ±10.0%max
Voltage error ±1.0%max
Temperature error ±2.0%max
Reset time Max 0.1sec
Insulation resistance 100MΩ(DC 500V)min
Class of protection 1500VAC
Permitted ambient temperature -10 ~ +50 °C (non-icing）
Power consumption 3VA
1C 2C 1A1C
N type
Y type